Release - 3.21.0

What's Changed

• Added support for local certificate trust store behind env var by @omer-roth in #521
• Fixed credential file corruption issue by @Ilanlido in #522
• Bump gitpython from 3.1.57 to 3.1.58 by @dependabot[bot] in #518

Full Changelog: v3.20.0...v3.21.0