configs/beelink_gs1: remove defconfig, broken

This defconfig no longer builds:

  https://gitlab.com/buildroot.org/buildroot/-/jobs/11012273071

It has been broken for at least 2 months:

  https://gitlab.com/buildroot.org/buildroot/-/jobs?name=T%3Dbeelink&kind=BUILD

Unless a fix is provided, this defconfig will be removed.

Cc: Clément Péron <peron.clem@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Arnout Vandecappelle <arnout@rnout.be>

DEVELOPERS

@@ -701,10 +701,6 @@ F:	package/libsemanage/
 F:	package/libsepol/
 F:	package/policycoreutils/
 
-N:	Clément Péron <peron.clem@gmail.com>
-F:	board/beelink/gs1/
-F:	configs/beelink_gs1_defconfig
-
 N:	Colin Foster <colin.foster@in-advantage.com>
 F:	package/python-tftpy/
 F:	package/rauc-hawkbit-updater/