Merge pull request libgit2#2985 from claudiuolteanu/patch-1

Lower case the include directive of windows header

Author: ethomson

tests/checkout/icase.c

@@ -4,7 +4,7 @@
 #include "path.h"
 
 #ifdef GIT_WIN32
-# include <Windows.h>
+# include <windows.h>
 #endif
 
 static git_repository *repo;