Rollup merge of #35586 - shyaamsundhar:SqushCom, r=jonathandturner

E0248, E0267 & E0268 Change into issue format

r? @jonathandturner  Part of #35391, #35519 and #35520. I have squashed all changes into a single commit. Please review the changes.

E0248 Change in issue format

E0267 UT New Format

E0268 UT New Format

E0267 & E0268 New Error Format

src/test/compile-fail/E0267.rs

@@ -10,4 +10,5 @@
 
 fn main() {
     let w = || { break; }; //~ ERROR E0267
+            //~| NOTE cannot break inside of a closure
 }

src/test/compile-fail/E0268.rs

@@ -10,4 +10,5 @@
 
 fn main() {
     break; //~ ERROR E0268
+    //~| NOTE cannot break outside of a loop
 }