Fix small errors

Author: oberien

tests/ui/weird-exprs.rs

@@ -231,14 +231,14 @@ fn infcx() {
     let _cx: cx::cx::Cx = cx::cx::cx::cx::cx::Cx;
 }
 
-fn return_already() -> impl Display {
+fn return_already() -> impl std::fmt::Debug {
     loop {
         return !!!!!!!
         break !!!!!!1111
     }
 }
 
-fn cursed_macros() -> impl Display {
+fn cursed_macros() -> impl std::fmt::Debug {
     loop {
         if! {
             match! (
@@ -248,10 +248,10 @@ fn cursed_macros() -> impl Display {
                     }
                 }
             )
-            
+
             {}
         }
-        
+
         {}
     }
 }