Updated the URL to the selectors jsPerf test
Updated the URL to the selectors jsPerf test

Had to update the test since the API for the Firebolt selector changed in woollybogger/Firebolt@cee87848c7395ef802ec260b9abd7ac3c52fdc0a

woollybogger/fireboltjs.com,woollybogger/fireboltjs.com