clang: add AArch32 build to tf clang tests

Signed-off-by: Daniel Boulby <daniel.boulby@arm.com>
Change-Id: Ie4521a6689eb06de1accdc8cd45e6f48bb92ffc4
diff --git a/group/tf-l1-build-clang/fvp-aarch32-clang:nil b/group/tf-l1-build-clang/fvp-aarch32-clang:nil
new file mode 100644
index 0000000..0428f17
--- /dev/null
+++ b/group/tf-l1-build-clang/fvp-aarch32-clang:nil
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2019-2022 Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+pre_tf_build() {
+    setup_llvm_toolchain
+}