reliable tsa tests are now skipped on single asic voq duts (sonic-net#22089)

reliable tsa tests require two duthosts: one as supe and one as LC
single asic voq dut have only one duthost, hence reliable tsa tests are skipped

Signed-off-by: Saravanan Sellappa <[email protected]>

Author: saravanan-nexthop

tests/common/plugins/conditional_mark/tests_mark_conditions.yaml

@@ -311,6 +311,18 @@ bfd/test_bfd_traffic.py:
 #######################################
 #####            bgp              #####
 #######################################
+bgp/reliable_tsa/test_reliable_tsa_flaky.py:
+  skip:
+    reason: "reliable TSA is not supported on non-chassis"
+    conditions:
+      - "is_chassis==False"
+
+bgp/reliable_tsa/test_reliable_tsa_stable.py:
+  skip:
+    reason: "reliable TSA is not supported on non-chassis"
+    conditions:
+      - "is_chassis==False"
+
 bgp/test_bgp_aggregate_address.py:
   skip:
     reason: "Skip for multi-ASIC testbed"