[Submodule] Update for sonic-restapi (#16994)

Why I did it
Submodule update for sonic-restapi

ccad4a2 - 2023-10-17 : [Tunnel] Support co-existence of IPv4 and IPv6 tunnels (#147) [Prince Sunny]
c8fa96b - 2023-10-12 : Remove command to install libhiredis deb file (#146) [Saikrishna Arcot]

Work item tracking
Microsoft ADO 25072916:
How I did it
How to verify it
This commit is contained in:
Prince Sunny 2023-10-25 18:30:24 -07:00 committed by GitHub
parent 8cc74240b0
commit 8564be4344
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Subproject commit 1c50caaeda51081e44789ddd5527e01c9e02bf9e
Subproject commit ccad4a24b3ea2dd1afd3391f7e99864bd1414976