[action] [PR:15884] [YANG] add yang model for MUX_LINKMGR|MUXLOGGER

[mssonicbld]

Add yang model for MUX_LINKMGR|MUXLOGGER.

sign-off: Jing Zhang zhangjing@microsoft.com

Why I did it

Work item tracking

• Microsoft ADO (number only):
  18445750

How I did it

How to verify it

UTs.

collected 3 items

tests/test_sonic_yang_models.py .. [ 66%]
tests/yang_model_tests/test_yang_model.py . [100%]

============================== 3 passed in 2.03s ===============================

Which release branch to backport (provide reason below if selected)

• 201811
• 201911
• 202006
• 202012
• 202106
• 202111
• 202205
• 202211
• 202305

Tested branch (Please provide the tested image version)

Description for the changelog

Link to config_db schema for YANG module changes

A picture of a cute animal (not mandatory but encouraged)

[mssonicbld]

Original PR: #15884

[mssonicbld]

/azp run Azure.sonic-buildimage

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Azure Pipelines successfully started running 1 pipeline(s).

[mssonicbld]

/azp run Azure.sonic-buildimage

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[mssonicbld]

/azp run Azure.sonic-buildimage

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).