Handle Unsupported Binary Artifacts check (#4)

New functionality added as part of the PR ossf#2039 is not supported for
local repositories. When this code path is hit, it will check if it is
an unsupported error and not fail the Binary Artifacts check.
Fallback to existing behavior for any other type of errors

checks/raw/binary_artifact.go

@@ -205,7 +205,12 @@ func gradleWrapperValidated(c clients.RepoClient) (bool, error) {
 		// If validated, check that latest commit has a relevant successful run
 		runs, err := c.ListSuccessfulWorkflowRuns(gradleWrapperValidatingWorkflowFile)
 		if err != nil {
-			return false, fmt.Errorf("failure listing workflow runs: %w", err)
+			// Do not fail if client returns an unsupported error
+			if strings.Contains(err.Error(), clients.ErrUnsupportedFeature.Error()) {
+				return false, nil
+			} else {
+				return false, fmt.Errorf("failure listing workflow runs: %w", err)
+			}
 		}
 		commits, err := c.ListCommits()
 		if err != nil {