Remove libc arm32 buildbot (llvm#517)

Remove the arm32 buildbot as it has been replaced with the qemu arm32
buildbot.

Author: amykhuang

buildbot/osuosl/master/config/builders.py

@@ -2321,15 +2321,6 @@
                     depends_on_projects=['llvm', 'libc', 'clang', 'clang-tools-extra'],
                     extra_args=['--debug'])},
 
-    {'name' : 'libc-arm32-debian-dbg',
-    'tags'  : ["libc"],
-    'workernames' : ['libc-arm32-debian'],
-    'builddir': 'libc-arm32-debian-dbg',
-    'factory' : AnnotatedBuilder.getAnnotatedBuildFactory(
-                    script="libc-linux.py",
-                    depends_on_projects=['llvm', 'libc', 'clang', 'clang-tools-extra'],
-                    extra_args=['--debug'])},
-
     {'name' : 'libc-arm32-qemu-debian-dbg',
     'tags'  : ["libc"],
     'workernames' : ['libc-arm32-qemu-debian'],

buildbot/osuosl/master/config/status.py

@@ -290,7 +290,6 @@ def getReporters():
                     builders = [
                         "libc-aarch64-ubuntu-dbg",
                         "libc-aarch64-ubuntu-fullbuild-dbg",
-                        "libc-arm32-debian-dbg",
                         "libc-arm32-qemu-debian-dbg",
                         "libc-riscv64-debian-dbg",
                         "libc-riscv64-debian-fullbuild-dbg",

buildbot/osuosl/master/config/workers.py

@@ -161,9 +161,6 @@ def get_all():
         # Windows x86_64 32 CPUs, 125 GB RAM
         create_worker("libc-x86_64-windows", properties={'jobs': 32}, max_builds=2),
 
-        # Debian arm32 single core, 512 MB RAM backed by 32 GB swap memory
-        create_worker("libc-arm32-debian", properties={'jobs': 1}, max_builds=1),
-
         # Debian x86_64 AMD Rome 16 CPUs, 64 GB RAM
         create_worker("libc-arm32-qemu-debian", properties={'jobs': 16}, max_builds=1),