Update tests

src/test/ui/rfc-2005-default-binding-mode/const.stderr

@@ -1,7 +1,7 @@
 error[E0308]: mismatched types
   --> $DIR/const.rs:14:9
    |
-LL |         FOO => {}, //~ ERROR mismatched types
+LL |         FOO => {},
    |         ^^^ expected &Foo, found struct `Foo`
    |
    = note: expected type `&Foo`

src/test/ui/rfc-2005-default-binding-mode/enum.stderr

@@ -1,19 +1,19 @@
 error[E0594]: cannot assign to immutable borrowed content `*x`
   --> $DIR/enum.rs:9:5
    |
-LL |     *x += 1; //~ ERROR cannot assign to immutable
+LL |     *x += 1;
    |     ^^^^^^^ cannot borrow as mutable
 
 error[E0594]: cannot assign to immutable borrowed content `*x`
   --> $DIR/enum.rs:13:9
    |
-LL |         *x += 1; //~ ERROR cannot assign to immutable
+LL |         *x += 1;
    |         ^^^^^^^ cannot borrow as mutable
 
 error[E0594]: cannot assign to immutable borrowed content `*x`
   --> $DIR/enum.rs:19:9
    |
-LL |         *x += 1; //~ ERROR cannot assign to immutable
+LL |         *x += 1;
    |         ^^^^^^^ cannot borrow as mutable
 
 error: aborting due to 3 previous errors

src/test/ui/rfc-2005-default-binding-mode/explicit-mut.stderr

@@ -1,19 +1,19 @@
 error[E0594]: cannot assign to immutable borrowed content `*n`
   --> $DIR/explicit-mut.rs:7:13
    |
-LL |             *n += 1; //~ ERROR cannot assign to immutable
+LL |             *n += 1;
    |             ^^^^^^^ cannot borrow as mutable
 
 error[E0594]: cannot assign to immutable borrowed content `*n`
   --> $DIR/explicit-mut.rs:15:13
    |
-LL |             *n += 1; //~ ERROR cannot assign to immutable
+LL |             *n += 1;
    |             ^^^^^^^ cannot borrow as mutable
 
 error[E0594]: cannot assign to immutable borrowed content `*n`
   --> $DIR/explicit-mut.rs:23:13
    |
-LL |             *n += 1; //~ ERROR cannot assign to immutable
+LL |             *n += 1;
    |             ^^^^^^^ cannot borrow as mutable
 
 error: aborting due to 3 previous errors

src/test/ui/rfc-2005-default-binding-mode/lit.stderr

@@ -1,7 +1,7 @@
 error[E0308]: mismatched types
   --> $DIR/lit.rs:7:13
    |
-LL |             "abc" => true, //~ ERROR mismatched types
+LL |             "abc" => true,
    |             ^^^^^ expected &str, found str
    |
    = note: expected type `&&str`
@@ -10,7 +10,7 @@ LL |             "abc" => true, //~ ERROR mismatched types
 error[E0308]: mismatched types
   --> $DIR/lit.rs:16:9
    |
-LL |         b"abc" => true, //~ ERROR mismatched types
+LL |         b"abc" => true,
    |         ^^^^^^ expected &[u8], found array of 3 elements
    |
    = note: expected type `&&[u8]`

src/test/ui/rfc-2005-default-binding-mode/no-double-error.stderr

@@ -1,7 +1,7 @@
 error[E0599]: no associated item named `XXX` found for type `u32` in the current scope
   --> $DIR/no-double-error.rs:8:14
    |
-LL |         u32::XXX => { } //~ ERROR no associated item named
+LL |         u32::XXX => { }
    |         -----^^^
    |         |
    |         associated item not found in `u32`

src/test/ui/rfc-2005-default-binding-mode/slice.stderr

@@ -1,7 +1,7 @@
 error[E0004]: non-exhaustive patterns: `&[]` not covered
   --> $DIR/slice.rs:6:11
    |
-LL |     match sl { //~ ERROR non-exhaustive patterns
+LL |     match sl {
    |           ^^ pattern `&[]` not covered
    |
    = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms