Since the build of gdbserver for ARC 750D is broken, Bootlin toolchains since 2024.05 no longer provide gdbserver for ARC, causing build failures when the autobuilders try to use it. Let's fix this by telling gen-bootlin-toolchains that the arcle-750d toolchains don't have gdbserver. Fixes: https://autobuild.buildroot.net/results/77c865f941612e99d8b6a7f66b5bc06f90d6b7db/ Cc: Yuriy Kolerov <yuriy.kolerov@synopsys.com> Cc: Alexey Brodkin <Alexey.Brodkin@synopsys.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com> Signed-off-by: Arnout Vandecappelle <arnout@rnout.be>