Release 1.9.0

What's Changed

• Initial must-gather base code by @reginapizza in #1
• Add helper functions for running and logging by @drpaneas in #7
• Code refactoring by @reginapizza in #9
• add csv name and version to must-gather by @reginapizza in #10
• Adding tests by @drpaneas in #12

New Contributors

• @reginapizza made their first contribution in #1
• @drpaneas made their first contribution in #7

Full Changelog: https://github.com/redhat-developer/gitops-must-gather/commits/v1.9.0