feat: Build xswiftbus for Apple Silicon

ci/profile_mac_arm

@@ -0,0 +1,11 @@
+# SPDX-FileCopyrightText: Copyright (C) swift Project Community / Contributors
+# SPDX-License-Identifier: CC0-1.0
+
+[settings]
+arch=armv8
+build_type=RelWithDebInfo
+compiler=apple-clang
+compiler.cppstd=gnu17
+compiler.libcxx=libc++
+compiler.version=15
+os=Macos