chore: fix CHANGELOG links

src/packages/excalidraw/CHANGELOG.md

@@ -25,7 +25,7 @@ Please add the latest change on the top under the correct section.
 
   #### BREAKING CHANGE
 
-  - From now on the host application is responsible for [persisting the library]((https://github.com/excalidraw/excalidraw/blob/master/src/packages/excalidraw/README.md#onLibraryChange) to LocalStorage (or elsewhere), and [importing it on mount]((https://github.com/excalidraw/excalidraw/blob/master/src/packages/excalidraw/README.md#initialdata).
+  - From now on the host application is responsible for [persisting the library](https://github.com/excalidraw/excalidraw/blob/master/src/packages/excalidraw/README.md#onLibraryChange) to LocalStorage (or elsewhere), and [importing it on mount](https://github.com/excalidraw/excalidraw/blob/master/src/packages/excalidraw/README.md#initialdata).
 
 - Bind the keyboard events to component and added a prop [`handleKeyboardGlobally`](https://github.com/excalidraw/excalidraw/blob/master/src/packages/excalidraw/README.md#handleKeyboardGlobally) which if set to true will bind the keyboard events to document [#3430](https://github.com/excalidraw/excalidraw/pull/3430).