fix(deps): update github.com/openshift/library-go digest to 6fc7a74

Author: renovate[bot]

go.mod

@@ -17,7 +17,7 @@ require (
 	github.com/onsi/ginkgo v1.16.5
 	github.com/onsi/gomega v1.20.1
 	github.com/openshift/api v3.9.1-0.20190924102528-32369d4db2ad+incompatible
-	github.com/openshift/library-go v0.0.0-20210615164315-be4204e96f56
+	github.com/openshift/library-go 6fc7a74b67c5
 	github.com/palantir/go-githubapp v0.13.2
 	github.com/prometheus/client_golang v1.12.2
 	github.com/redhat-cop/operator-utils v1.3.5