Update keploy.sh

[Harshjosh361]

fix: #2327

Added chmod commands to ensure no permission issues.

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[Harshjosh361]

I have read the CLA Document and I hereby sign the CLA

[Sonichigo]

hi @Harshjosh361 thank you for the contribution! @Sarthak160 can you please take a look?

[shivamsouravjha]

closing this as PR seems to be inactive. Feel free to open with request changes