Remove accidental commit of test.only

Author: kevinpschaaf

test/unit/dom-repeat.html

@@ -4191,7 +4191,7 @@ <h4>x-repeat-limit</h4>
 
   });
 
-  test.only('changing to/from initialCount=0', async () => {
+  test('changing to/from initialCount=0', async () => {
     // Render all
     chunked.items = chunked.preppedItems.slice();
     let stamped = await waitUntilRendered(chunked.preppedItems.length);