change regex for creating pr (actions#227)

fix json

fix json

change ref

remove \

fix regex expression

fix code

Update python-config-test.py

Update versions-manifest (actions#74)

Co-authored-by: Service account <no-reply@microsoft.com>

Merge pull request actions#57 from actions/update-versions-manifest-file

[versions-manifest] Update for release from 10/14/2020