[build] Check if patches are applied before applying patches. (#13566) #14662
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Why I did it
If make fails, we can't rerun the make process, because existing patches can't apply again.
#13386 missed some change.
Work item tracking
How I did it
Check if patches are applied. if yes, don't apply patches again.
How to verify it
Which release branch to backport (provide reason below if selected)
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)