fix mac sdk build.

For now, remove linux/capability.h . We're haven't started using
capabilities yet, and this file doesn't exist on mac builds.

Change-Id: Id6ec7fdb408bcdfdd538dac65187194c8ee226ff
diff --git a/include/private/android_filesystem_config.h b/include/private/android_filesystem_config.h
index 32ed170..03df585 100644
--- a/include/private/android_filesystem_config.h
+++ b/include/private/android_filesystem_config.h
@@ -26,7 +26,6 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <stdint.h>
-#include <linux/capability.h>
 
 /* This is the master Users and Groups config for the platform.
 ** DO NOT EVER RENUMBER.