dev-util/flatpak-builder: remove unused patch

Closes: https://github.com/gentoo/gentoo/pull/28371
Signed-off-by: Michael Mair-Keimberger <mmk@levelnine.at>
Signed-off-by: Zac Medico <zmedico@gentoo.org>

dev-util/flatpak-builder/files/flatpak-builder-1.0.11-musl.patch

@@ -1,18 +0,0 @@
---- a/libglnx/glnx-macros.h
-+++ b/libglnx/glnx-macros.h
-@@ -28,6 +28,16 @@
-
- G_BEGIN_DECLS
-
-+/* taken from glibc unistd.h and fixes musl */
-+#ifndef TEMP_FAILURE_RETRY
-+#define TEMP_FAILURE_RETRY(expression) \
-+  (__extension__                                                              \
-+    ({ long int __result;                                                     \
-+       do __result = (long int) (expression);                                 \
-+       while (__result == -1L && errno == EINTR);                             \
-+       __result; }))
-+#endif
-+
- /* All of these are for C only. */
- #ifndef __GI_SCANNER__