fixup! checkout.c: enable fscache for checkout_entry

This fixes the build of Git for Windows' `master` branch on Linux and
macOS.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

builtin/checkout.c

@@ -21,7 +21,6 @@
 #include "resolve-undo.h"
 #include "submodule-config.h"
 #include "submodule.h"
-#include "fscache.h"
 
 static const char * const checkout_usage[] = {
 	N_("git checkout [<options>] <branch>"),