update sonic-utilities submodule

a0bff26 [acl-loader] modify acl-loader with change in STATE DB ACL capability table (sonic-net#1896)
a395e28 [debug dump util] Changes for EVPN and VxLAN dump module (sonic-net#1892)
02a98ef [debug dump util] Route Module added (sonic-net#1913)
ac8382f [generic-config-updater] Logging change just before applying it (sonic-net#1934)
9ab6c51 [flex counter] Flex counter threads consume too much CPU resources. sonic-net#9202 (sonic-net#1925)
2ec47a5 [generic-config-updater] Handling empty tables while sorting a patch (sonic-net#1923)
fdedcbf [fdbshow]: Handle FDB cleanup gracefully. (sonic-net#1926)
e7535ae [sonic-cli-gen] first phase implementation of the SONiC CLI Auto-generation tool (sonic-net#1644)

Signed-off-by: Vivek Reddy Karri <vkarri@nvidia.com>