What issue type does this pull request address? (keep at least one, remove the others)
/kind enhancement

What does this pull request do? Which issues does it resolve? (use resolves #<issue_number> if possible)
Fixes the URL of the build status badge.

Please provide a short message that should be published in the DevSpace release notes
Fixed the build status badge in the readme file. ref: badges/shields#8671

What else do we need to know?
Nothing