Update the URL for the Sizzle submodule.

Author: savetheclocktower

.gitmodules

@@ -17,7 +17,7 @@
 	url = git://github.com/dperini/nwmatcher.git
 [submodule "vendor/sizzle/repository"]
 	path = vendor/sizzle/repository
-	url = git://github.com/jeresig/sizzle.git
+	url = git://github.com/jquery/sizzle.git
 [submodule "vendor/slick/repository"]
 	path = vendor/slick/repository
 	url = git://github.com/mootools/slick.git