Revert iBGP GTSM feature for VOQ Chassis (#17037) (#17347)

What I did:

Revert the GTSM feature for VOQ iBGP session done as part of #16777.

Why I did:
On VOQ chassis BGP packets go over Recycle Port and then for Ingress Pipeline Routing making ttl as 254 and failing single hop check.

Signed-off-by: Abhishek Dosi <[email protected]>
Co-authored-by: abdosi <[email protected]>

Author: mssonicbld

dockers/docker-fpm-frr/frr/bgpd/templates/voq_chassis/peer-group.conf.j2

@@ -13,7 +13,6 @@
     neighbor VOQ_CHASSIS_V4_PEER route-map FROM_VOQ_CHASSIS_V4_PEER in
     neighbor VOQ_CHASSIS_V4_PEER route-map TO_VOQ_CHASSIS_V4_PEER out
     neighbor VOQ_CHASSIS_V4_PEER send-community
-    neighbor VOQ_CHASSIS_V4_PEER ttl-security hops 1
   exit-address-family
   address-family ipv6
 {% if CONFIG_DB__DEVICE_METADATA['localhost']['type'] == 'ToRRouter' %}
@@ -25,7 +24,6 @@
     neighbor VOQ_CHASSIS_V6_PEER route-map FROM_VOQ_CHASSIS_V6_PEER in
     neighbor VOQ_CHASSIS_V6_PEER route-map TO_VOQ_CHASSIS_V6_PEER out
     neighbor VOQ_CHASSIS_V6_PEER send-community
-    neighbor VOQ_CHASSIS_V6_PEER ttl-security hops 1
   exit-address-family
 !
 ! end of template: bgpd/templates/voq_chassis/peer-group.conf.j2

src/sonic-bgpcfgd/tests/data/voq_chassis/peer-group.conf/result_all.conf

@@ -11,7 +11,6 @@
     neighbor VOQ_CHASSIS_V4_PEER route-map FROM_VOQ_CHASSIS_V4_PEER in
     neighbor VOQ_CHASSIS_V4_PEER route-map TO_VOQ_CHASSIS_V4_PEER out
     neighbor VOQ_CHASSIS_V4_PEER send-community
-    neighbor VOQ_CHASSIS_V4_PEER ttl-security hops 1
   exit-address-family
   address-family ipv6
     neighbor VOQ_CHASSIS_V6_PEER allowas-in 1
@@ -21,7 +20,6 @@
     neighbor VOQ_CHASSIS_V6_PEER route-map FROM_VOQ_CHASSIS_V6_PEER in
     neighbor VOQ_CHASSIS_V6_PEER route-map TO_VOQ_CHASSIS_V6_PEER out
     neighbor VOQ_CHASSIS_V6_PEER send-community
-    neighbor VOQ_CHASSIS_V6_PEER ttl-security hops 1
   exit-address-family
 !
 ! end of template: bgpd/templates/voq_chassis/peer-group.conf.j2

src/sonic-bgpcfgd/tests/data/voq_chassis/peer-group.conf/result_base.conf

@@ -10,7 +10,6 @@
     neighbor VOQ_CHASSIS_V4_PEER route-map FROM_VOQ_CHASSIS_V4_PEER in
     neighbor VOQ_CHASSIS_V4_PEER route-map TO_VOQ_CHASSIS_V4_PEER out
     neighbor VOQ_CHASSIS_V4_PEER send-community
-    neighbor VOQ_CHASSIS_V4_PEER ttl-security hops 1
   exit-address-family
   address-family ipv6
     neighbor VOQ_CHASSIS_V6_PEER activate
@@ -19,7 +18,6 @@
     neighbor VOQ_CHASSIS_V6_PEER route-map FROM_VOQ_CHASSIS_V6_PEER in
     neighbor VOQ_CHASSIS_V6_PEER route-map TO_VOQ_CHASSIS_V6_PEER out
     neighbor VOQ_CHASSIS_V6_PEER send-community
-    neighbor VOQ_CHASSIS_V6_PEER ttl-security hops 1
   exit-address-family
 !
 ! end of template: bgpd/templates/voq_chassis/peer-group.conf.j2