Revert "Fix unknown type name locale_t on mac ARM64 TB (take 2)"

This reverts commit b76fe8a06f.

It didn't help macOS ARM TB

Change-Id: I9db0fc059da8576b362c2b939f8d47e63ac4b676
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/208539
Tested-by: Julien Nabet <serval2412@yahoo.fr>
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>

external/fontconfig/UnpackedTarball_fontconfig.mk

@@ -24,12 +24,6 @@ $(eval $(call gb_UnpackedTarball_add_patches,fontconfig,\
 ))
 endif
 
-ifeq ($(OS),MACOSX)
-$(eval $(call gb_UnpackedTarball_add_patches,fontconfig,\
-	external/fontconfig/locale_t_macOS.patch.1 \
-))
-endif
-
 ifeq ($(OS),LINUX)
 $(eval $(call gb_UnpackedTarball_add_patches,fontconfig,\
 	external/fontconfig/fontconfig_deprecated.new.patch.1 \

external/fontconfig/locale_t_macOS.patch.1

@@ -1,14 +0,0 @@
-diff -ur fontconfig.org/src/fcint.h fontconfig/src/fcint.h
---- fontconfig.org/src/fcint.h	2026-07-19 16:48:28.916116391 +0200
-+++ fontconfig/src/fcint.h	2026-07-19 16:50:01.131629047 +0200
-@@ -29,6 +29,10 @@
- #  include <config.h>
- #endif
- 
-+#ifdef HAVE_XLOCALE_H
-+#include <xlocale.h>
-+#endif
-+
- #include "fcstdint.h"
- 
- #include <assert.h>