Fixes prettier issue

src/commands/diffWithWorking.ts

@@ -88,7 +88,9 @@ export class DiffWithWorkingCommand extends ActiveEditorCommand {
                     firstIfNotFound: true
                 });
                 if (args.commit === undefined) {
-                    return window.showWarningMessage('Unable to open compare. File doesn\'t exist in the specified revision');
+                    return window.showWarningMessage(
+                        "Unable to open compare. File doesn't exist in the specified revision"
+                    );
                 }
             }
             catch (ex) {