Blessed old test where error message had changed

Added minor fmt change to ast_validation

Author: JulianKnodt

src/librustc_ast_passes/ast_validation.rs

@@ -736,10 +736,7 @@ fn validate_generic_param_order<'a>(
         let max_param = &mut max_param;
         match max_param {
             Some(ParamKindOrd::Const)
-                if ParamKindOrd::Type == kind && sess.features_untracked().const_generics =>
-            {
-                ()
-            }
+                if ParamKindOrd::Type == kind && sess.features_untracked().const_generics => {}
             Some(max_param) if *max_param > kind => {
                 let entry = out_of_order.entry(kind).or_insert((*max_param, vec![]));
                 entry.1.push(span);

src/test/ui/issues/issue-59508-1.stderr

@@ -2,7 +2,7 @@ error: lifetime parameters must be declared prior to type parameters
   --> $DIR/issue-59508-1.rs:12:25
    |
 LL |     pub fn do_things<T, 'a, 'b: 'a>() {
-   |                     ----^^--^^----- help: reorder the parameters: lifetimes, then types, then consts: `<'a, 'b: 'a, T>`
+   |                     ----^^--^^----- help: reorder the parameters: lifetimes, then consts and types: `<'a, 'b: 'a, T>`
 
 warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
   --> $DIR/issue-59508-1.rs:2:12