Changes per reviewer comments

Author: davidBar-On

src/macros.rs

@@ -1218,10 +1218,9 @@ impl MacroBranch {
             return None;
         }
 
-        // 5 = " => {"
         let old_body = context.snippet(self.body).trim();
         let has_block_body = old_body.starts_with('{');
-        let prefix_width = if has_block_body && context.config.format_macro_bodies() {
+        let prefix_width = if has_block_body {
             // 6 = " => {{"
             6
         } else {