ci: dn, ignore files not matching the pattern
Created by: jhchabran
Fixes: https://github.com/sourcegraph/sourcegraph/issues/33781
Test plan
Tested locally (used the exact commit that triggered the issue).
Created by: jhchabran
Fixes: https://github.com/sourcegraph/sourcegraph/issues/33781
Tested locally (used the exact commit that triggered the issue).