PrmPkg: Support AArch64 builds using GCC

PrmPkg: Support AArch64 builds using GCC

Add support to build PrmPkg for AArch64 using the GCC compiler.

Add AARCH64 architecture to the list of supported architectures.
Add BaseStackCheck library to allow for Prm module builds on AARCH64.

Also update the CI to add dependency on ArmPkg.

Signed-off-by: Jose Marinho <jose.marinho@arm.com>
Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
Reviewed-by: Michael Kubacki <michael.kubacki@microsoft.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>