v1.2.0

Changelog

• 48c1a68 Add ocm-container to backplane-tools
• 64c07ce Add string "github.com" to token lookup
• a7229fb Merge pull request #70 from clcollins/use_gh_token
• ac896b3 Merge pull request #71 from devppratik/fix-gcloud-on-mac
• 6395c4f Merge pull request #72 from rendhalver/add-ocm-container
• 4a4a18e Merge pull request #73 from tnierman/fix_rosa_install
• 9844306 Update 'rosa' tool install/upgrade logic to account for new release assets
• b5002a1 Update arch aliases for Mac ARM series
• 2c3b0cd Updates the error message for installing tools (#67)