Cut tests some more slack

Hopefully closes +6921 ;)

package.json

@@ -49,7 +49,7 @@
     },
     "licenses": [],
     "c9plugins": {
-        "c9.ide.language": "#8ef952c6c2",
+        "c9.ide.language": "#77f75c7635",
         "c9.ide.language.css": "#ef8a28943e",
         "c9.ide.language.generic": "#32986699ac",
         "c9.ide.language.html": "#bbe81afed1",