Tools: Fix lint by removing unneeded awk

git diff --name-only already took care of only returning the name, so
the awk is unneeded and makes it return only empty file names.

Facepalm, I know. Sorry for this oversight.

(Also fixes something that lint didn't catch because of this)

Source/Core/Common/Analytics.h

@@ -10,6 +10,7 @@
 #include <thread>
 #include <utility>
 #include <vector>
+
 #include <curl/curlver.h>
 
 #include "Common/CommonTypes.h"