format dry run

main.go

@@ -214,7 +214,7 @@ func DryMvNLn() func(string, string) error {
 		}
 		outd[outf] = struct{}{}
 
-		fmt.Fprintf(os.Stderr, "mv %q %q\n", inf, outf)
+		fmt.Fprintf(os.Stderr, "mv %q\n   %q\n", inf, outf)
 		return nil
 	}
 }