Skip rustfmt as it is wanted for this test

tests/ui/deref_addrof.fixed

@@ -38,6 +38,7 @@ fn main() {
     let b = *aref;
 }
 
+#[rustfmt::skip]
 macro_rules! m {
     ($visitor: expr) => {
         $visitor

tests/ui/deref_addrof.rs

@@ -38,6 +38,7 @@ fn main() {
     let b = **&aref;
 }
 
+#[rustfmt::skip]
 macro_rules! m {
     ($visitor: expr) => {
         *& $visitor

tests/ui/deref_addrof.stderr

@@ -49,7 +49,7 @@ LL |     let b = **&aref;
    |              ^^^^^^ help: try this: `aref`
 
 error: immediately dereferencing a reference
-  --> $DIR/deref_addrof.rs:43:9
+  --> $DIR/deref_addrof.rs:44:9
    |
 LL |         *& $visitor
    |         ^^^^^^^^^^^ help: try this: `$visitor`
@@ -60,7 +60,7 @@ LL |         m!(self)
    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: immediately dereferencing a reference
-  --> $DIR/deref_addrof.rs:50:9
+  --> $DIR/deref_addrof.rs:51:9
    |
 LL |         *& mut $visitor
    |         ^^^^^^^^^^^^^^^ help: try this: `$visitor`