chore: Clean Up Unused time.sleep(2) Call in Product_tools.py

[UtkarshMishra-Microsoft]

• ...This pull request includes a minor change to the add_mobile_extras_pack function in src/backend/kernel_tools/product_tools.py. The time.sleep(2) line has been commented out, as it is not hitting anywhere.

Does this introduce a breaking change?

• Yes
• No

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cd [repo-name]
git checkout [branch-name]
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