[submodule][202607] Update submodule sonic-platform-common to the latest HEAD automatically

[mssonicbld]

Why I did it

src/sonic-platform-common

* 46ad5a2 - (HEAD -> 202607, origin/202607) Merge pull request #121 from mssonicbld/sonicbld/202607-merge (20 hours ago) [mssonicbld]
* cb89f21 - Merge branch '202605' of https://github.com/sonic-net/sonic-platform-common into 202607 (20 hours ago) [Sonic Automation]
* 9da0138 - [sonic_pcie]: Fix regex string literals to use raw strings in pcie_common.py (#725) (23 hours ago) [mssonicbld]

How I did it

How to verify it

Description for the changelog

[mssonicbld]

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[mssonicbld]

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