[sonic-mgmt] Remove incorrect quotes around issue url (#15204)

PR#14912 has introduced single quotes around github issue url and this
is causing conditional mark evaluation to fail. Thus conditional mark
config is not honored and couple of tests are getting scheduled even
though they are supposed to be skipped.

tests/common/plugins/conditional_mark/tests_mark_conditions.yaml

@@ -154,7 +154,7 @@ bgp/test_bgp_slb.py::test_bgp_slb_neighbor_persistence_across_advanced_reboot:
     reason: "Skip it on dual tor since it got stuck during warm reboot due to known issue on master and internal image
             or over topologies which doesn't support slb."
     conditions:
-      - "topo_name in ['dualtor', 'dualtor-56', 'dualtor-120', 'dualtor-aa', 'dualtor-aa-56'] and 'https://github.com/sonic-net/sonic-mgmt/issues/9201'"
+      - "topo_name in ['dualtor', 'dualtor-56', 'dualtor-120', 'dualtor-aa', 'dualtor-aa-56'] and https://github.com/sonic-net/sonic-mgmt/issues/9201"
       - "'backend' in topo_name or 'mgmttor' in topo_name"
 
 bgp/test_bgp_speaker.py:
@@ -764,7 +764,7 @@ generic_config_updater/test_eth_interface.py::test_replace_fec:
     reason: 'Skipping test on 7260/3800 platform due to bug of https://github.com/sonic-net/sonic-mgmt/issues/11237 / generic_config_updater is not a supported feature for T2'
     conditions_logical_operator: "OR"
     conditions:
-      - "hwsku in ['Arista-7260CX3-D108C8', 'Arista-7260CX3-Q64', 'Mellanox-SN3800-D112C8'] and 'https://github.com/sonic-net/sonic-mgmt/issues/11237'"
+      - "hwsku in ['Arista-7260CX3-D108C8', 'Arista-7260CX3-Q64', 'Mellanox-SN3800-D112C8'] and https://github.com/sonic-net/sonic-mgmt/issues/11237"
       - "'t2' in topo_name"
 
 generic_config_updater/test_eth_interface.py::test_toggle_pfc_asym: