Remove redumdant stdbool includes

src/config/file.c

@@ -31,7 +31,6 @@
 #include "vlc_keys.h"
 
 #include <errno.h>                                                  /* errno */
-#include <stdbool.h>
 #include <assert.h>
 #include <limits.h>
 

src/libvlc.h

@@ -25,8 +25,6 @@
 #ifndef LIBVLC_LIBVLC_H
 # define LIBVLC_LIBVLC_H 1
 
-# include <stdbool.h>
-
 extern const char vlc_usage[];
 
 extern const struct hotkey libvlc_hotkeys[];