Merge pull request #1396 from 0lhi/main

fix(macros4.rs): Add rustfmt::skip to prevent auto-fix.

exercises/macros/macros4.rs

@@ -3,6 +3,7 @@
 
 // I AM NOT DONE
 
+#[rustfmt::skip]
 macro_rules! my_macro {
     () => {
         println!("Check out my macro!");