Added check before running husky install during post install

[amsiglan]

Description

During bootstrap, postinstall script in OSD triggers the postinstall script of all the children repos due to which the path from the security analytics' script gets called is not setup correctly. This PR adds a check to ensure the husky install only runs when running from within the SA repo during first time setup for development.

Issues Resolved

987

Check List

• [x] Commits are signed per the DCO using --signoff

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[amsiglan]

Test failure for Windows unrelated to the change in this PR