Lower case the include directive of windows header Since the Linux platform has a case sensitive file system, the header name should be lower case for cross compiling purposes. (On Linux, the mingw header is called ```windows.h```).
diff --git a/tests/checkout/icase.c b/tests/checkout/icase.c
index 3a6ce20..2117380 100644
--- a/tests/checkout/icase.c
+++ b/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;