ci(toolchain): use GCC 11.2-2022.02 toolchain

This patch updates to the latest GCC toolchain (11.2-2022.02)

Signed-off-by: Daniel Boulby <daniel.boulby@arm.com>
Change-Id: I3dd0af11c9489b468222e8397824a98ac71e687d
diff --git a/utils.sh b/utils.sh
index 182d745..4514fc4 100644
--- a/utils.sh
+++ b/utils.sh
@@ -359,7 +359,7 @@
 docker_registry="${docker_registry:-}"
 
 # Define toolchain version and toolchain binary paths
-toolchain_version="10.3-2021.07"
+toolchain_version="11.2-2022.02"
 
 aarch64_none_elf_dir="${nfs_volume}/pdsw/tools/gcc-arm-${toolchain_version}-x86_64-aarch64-none-elf"
 aarch64_none_elf_prefix="aarch64-none-elf-"