support/config-fragments/autobuild: drop Buildroot ARC toolchains

We're already testing the ARC architecture with one Bootlin toolchain,
it doesn't make sense to also test with two Buildroot internal
toolchains the ARC architecture, which is not a primary architecture
for Buildroot.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit ceaf0a2283)
Signed-off-by: Thomas Perale <thomas.perale@mind.be>

support/config-fragments/autobuild/br-arc-full-internal.config

@@ -1,3 +0,0 @@
-BR2_arcle=y
-BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
-BR2_TOOLCHAIN_BUILDROOT_CXX=y

support/config-fragments/autobuild/br-arc-internal-glibc.config

@@ -1,4 +0,0 @@
-BR2_arcle=y
-BR2_archs38=y
-BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
-BR2_TOOLCHAIN_BUILDROOT_CXX=y

support/config-fragments/autobuild/toolchain-configs.csv

@@ -42,8 +42,6 @@ support/config-fragments/autobuild/bootlin-x86-i686-musl.config,x86_64
 support/config-fragments/autobuild/bootlin-x86-64-glibc.config,x86_64
 support/config-fragments/autobuild/bootlin-x86-64-uclibc.config,x86_64
 support/config-fragments/autobuild/bootlin-xtensa-uclibc.config,x86_64
-support/config-fragments/autobuild/br-arc-full-internal.config,any
-support/config-fragments/autobuild/br-arc-internal-glibc.config,any
 support/config-fragments/autobuild/br-arm-basic.config,x86_64
 support/config-fragments/autobuild/br-arm-full-nothread.config,x86_64
 support/config-fragments/autobuild/br-arm-internal-full.config,any