Merge pull request #328 from openshift-cherrypick-robot/cherry-pick-327-to-release-4.9

[release-4.9] Bug 2102559: opm bug fix

Author: openshift-ci[bot]

staging/operator-registry/pkg/lib/tmp/copy.go

@@ -9,7 +9,7 @@ import (
 
 // CopyTmpDB reads the file at the given path and copies it to a tmp directory, returning the copied file path or an err
 func CopyTmpDB(original string) (path string, err error) {
-	dst, err := ioutil.TempFile(".", "db-")
+	dst, err := ioutil.TempFile("", "db-")
 	if err != nil {
 		return "", err
 	}