Revert "registryd: Include config.h before checking HAVE_X11"
Revert "registryd: Include config.h before checking HAVE_X11"

event-source.h shouldn't be compiled if X is disabled, so shouldn't be needed.
This reverts commit 1a09fbfebd6cf3361b29cf1386a402560c7c7b3b.

GNOME/at-spi2-core,GNOME/at-spi2-core,GNOME/at-spi2-core