resolved

Signed-off-by: Xiaoxuan Wang <[email protected]>

cmd/oras/internal/option/packer.go

@@ -135,7 +135,7 @@ func parseAnnotationFlags(flags []string, annotations map[string]map[string]stri
 		key, val, success := strings.Cut(anno, "=")
 		if !success {
 			return &oerrors.Error{
-				Err:            fmt.Errorf("%w", errAnnotationFormat),
+				Err:            errAnnotationFormat,
 				Recommendation: `Please use the correct format in the flag: --annotation "key=value"`,
 			}
 		}