Remove backtick in favor of $()

[puneetk]

Summary of Changes

• Remove `` and use $() instead.

Testing

• Tested in dev for artifactory provider.

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[bflad]

Hi @puneetk 👋 Thank you for raising this quite awhile ago and apologies it never got reviewed properly. We are no longer using this script, so I'm going to close this out. Thanks again though.

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