Auto merge of #14510 - frewsxcv:comment, r=Ms2ger

Fix doc comment syntax.

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components/net_traits/lib.rs

@@ -384,7 +384,7 @@ pub enum CoreResourceMsg {
     /// Message forwarded to file manager's handler
     ToFileManager(FileManagerThreadMsg),
     /// Break the load handler loop, send a reply when done cleaning up local resources
-    //  and exit
+    /// and exit
     Exit(IpcSender<()>),
 }