Fix Lint and Test Charts CI build failure

[Rkareko]

See the following logs
The error displayed is

Run actions/setup-python@v2
Version 3.7 was not found in the local cache
Error: Version 3.7 with arch x64 not found
The list of all available versions can be found here: https://raw.githubusercontent.com/actions/python-versions/main/versions-manifest.json