Revert "support for static-route yang model (sonic-net#11932)"

This reverts commit 38cc35f.

Author: yejianquan

src/sonic-yang-models/setup.py

@@ -159,7 +159,6 @@ def run(self):
                          './yang-models/sonic-pfc-priority-queue-map.yang',
                          './yang-models/sonic-pfc-priority-priority-group-map.yang',
                          './yang-models/sonic-port-qos-map.yang',
-                         './yang-models/sonic-static-route.yang',
                          './yang-models/sonic-macsec.yang']),
         ('cvlyang-models', ['./cvlyang-models/sonic-acl.yang',
                          './cvlyang-models/sonic-bgp-common.yang',
@@ -217,7 +216,6 @@ def run(self):
                          './cvlyang-models/sonic-pfc-priority-queue-map.yang',
                          './cvlyang-models/sonic-pfc-priority-priority-group-map.yang',
                          './cvlyang-models/sonic-port-qos-map.yang',
-                         './cvlyang-models/sonic-static-route.yang',
                          './cvlyang-models/sonic-macsec.yang']),
     ],
     zip_safe=False,

src/sonic-yang-models/tests/files/sample_config_db.json

@@ -2017,15 +2017,6 @@
             "console_mgmt": {
                 "enabled": "yes"
             }
-        },
-	"STATIC_ROUTE": {
-            "default|20.20.20.0/24": {
-                "blackhole": "false",
-                "distance": "1",
-                "ifname": "Ethernet14",
-                "nexthop": "10.184.229.212",
-                "nexthop-vrf": "default"
-            }
         }
     },
     "SAMPLE_CONFIG_DB_UNKNOWN": {