[Mellanox] Update DSCP mapping for SN5600, SN5610 SKUs (sonic-net#651)

#### Why I did it
To have DSCP mapping updated to Mellanox SN5600, SN5610N SKUs

#### How I did it
Update buffers_defaults_objects.j2 and qos.json.j2 according to new DSCP mapping

#### How to verify it
Check SDK dumps to make sure values are correct
Also, run sonic-mgmt test. relevant changes can be found here - sonic-net/sonic-mgmt#16440
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Author: mssonicbld

device/mellanox/x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C256S1/buffers_defaults_objects.j2

@@ -155,22 +155,22 @@
         },
 {% endfor %}
 {% for port in port_names_active.split(',') %}
-        "{{ port }}|1-2": {
+        "{{ port }}|1-3": {
             "profile" : "q_lossy_minus_7_profile"
         },
 {% endfor %}
 {% for port in port_names_active.split(',') %}
-        "{{ port }}|3": {
+        "{{ port }}|4": {
             "profile" : "q_lossy_profile"
         },
 {% endfor %}
 {% for port in port_names_active.split(',') %}
-        "{{ port }}|4": {
+        "{{ port }}|5": {
             "profile" : "q_lossy_minus_3_profile"
         },
 {% endfor %}
 {% for port in port_names_active.split(',') %}
-        "{{ port }}|5-6": {
+        "{{ port }}|6": {
             "profile" : "q_lossy_profile"
         }{% if not loop.last %},{% endif %}
 

device/mellanox/x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C256S1/qos.json.j2

@@ -16,47 +16,47 @@
 {%- macro generate_dscp_to_tc_map_per_sku() -%}
     "DSCP_TO_TC_MAP": {
         "AZURE": {
-            "0" : "6",
+            "0" : "0",
             "1" : "1",
-            "2" : "2",
-            "3" : "3",
-            "4" : "3",
-            "5" : "4",
-            "6" : "5",
+            "2" : "1",
+            "3" : "2",
+            "4" : "2",
+            "5" : "3",
+            "6" : "3",
             "7" : "0",
             "8" : "0",
             "9" : "0",
             "10": "0",
-            "11": "0",
-            "12": "0",
-            "13": "0",
-            "14": "0",
-            "15": "0",
-            "16": "0",
-            "17": "0",
-            "18": "0",
-            "19": "0",
-            "20": "0",
-            "21": "0",
-            "22": "0",
-            "23": "0",
-            "24": "0",
-            "25": "0",
-            "26": "0",
-            "27": "0",
-            "28": "0",
-            "29": "0",
-            "30": "0",
-            "31": "0",
-            "32": "0",
-            "33": "0",
-            "34": "0",
-            "35": "0",
-            "36": "0",
-            "37": "0",
-            "38": "0",
-            "39": "0",
-            "40": "0",
+            "11": "4",
+            "12": "4",
+            "13": "4",
+            "14": "4",
+            "15": "4",
+            "16": "4",
+            "17": "4",
+            "18": "4",
+            "19": "4",
+            "20": "4",
+            "21": "4",
+            "22": "4",
+            "23": "4",
+            "24": "4",
+            "25": "4",
+            "26": "4",
+            "27": "4",
+            "28": "4",
+            "29": "4",
+            "30": "4",
+            "31": "5",
+            "32": "5",
+            "33": "5",
+            "34": "5",
+            "35": "5",
+            "36": "5",
+            "37": "5",
+            "38": "5",
+            "39": "5",
+            "40": "5",
             "41": "0",
             "42": "0",
             "43": "0",
@@ -100,46 +100,46 @@
 
 {%- macro generate_scheduler_per_sku() -%}
     "SCHEDULER": {
-        "scheduler.1": {
+        "scheduler.4": {
             "type"  : "DWRR",
-            "weight": "1"
+            "weight": "4"
         },
-        "scheduler.10": {
+        "scheduler.8": {
             "type"  : "DWRR",
-            "weight": "10"
+            "weight": "8"
         },
-        "scheduler.12": {
+        "scheduler.18": {
             "type"  : "DWRR",
-            "weight": "12"
+            "weight": "18"
         },
-        "scheduler.32": {
+        "scheduler.22": {
             "type"  : "DWRR",
-            "weight": "32"
+            "weight": "22"
         }
     },
 {%- endmacro -%}
 
 {%- macro generate_single_queue_per_sku(port) -%}
         "{{ port }}|0": {
-            "scheduler": "scheduler.1"
+            "scheduler": "scheduler.4"
         },
         "{{ port }}|1": {
-            "scheduler": "scheduler.10"
+            "scheduler": "scheduler.8"
         },
         "{{ port }}|2": {
-            "scheduler": "scheduler.12"
+            "scheduler": "scheduler.18"
         },
         "{{ port }}|3": {
-            "scheduler": "scheduler.12"
+            "scheduler": "scheduler.22"
         },
         "{{ port }}|4": {
-            "scheduler": "scheduler.32"
+            "scheduler": "scheduler.22"
         },
         "{{ port }}|5": {
-            "scheduler": "scheduler.32"
+            "scheduler": "scheduler.22"
         },
         "{{ port }}|6": {
-            "scheduler": "scheduler.1"
+            "scheduler": "scheduler.4"
         }
 {%- endmacro -%}
 

device/mellanox/x86_64-nvidia_sn5610n-r0/Mellanox-SN5610N-C224O8/buffers_defaults_objects.j2

@@ -1 +1 @@
-../Mellanox-SN5610N-C256S2/buffers_defaults_objects.j2
+../../x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C256S1/buffers_defaults_objects.j2

device/mellanox/x86_64-nvidia_sn5610n-r0/Mellanox-SN5610N-C224O8/qos.json.j2

@@ -1 +1 @@
-../Mellanox-SN5610N-C256S2/qos.json.j2
+../../x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C256S1/qos.json.j2

device/mellanox/x86_64-nvidia_sn5610n-r0/Mellanox-SN5610N-C256S2/buffers_defaults_objects.j2

@@ -0,0 +1 @@
+../../x86_64-nvidia_sn5600-r0/Mellanox-SN5600-C256S1/buffers_defaults_objects.j2