fix(deps): update module github.com/crossplane/crossplane to v1.20.0#21

reshnm merged 1 commit intomainopenmcp-project/control-plane-operator:mainfrom

renovate/github.com-crossplane-crossplane-1.xopenmcp-project/control-plane-operator:renovate/github.com-crossplane-crossplane-1.xCopy head branch name to clipboard