Add PAC/BTI support for AArch64 assembly
* cipher/asm-common-aarch64.h (AARCH64_BTI_PROPERTY_FLAG) (AARCH64_HINT_BTI_C, AARCH64_PAC_PROPERTY_FLAG) (note.gnu.property): New. (CFI_STARTPROC): Add AARCH64_HINT_BTI_C.
- GnuPG-bug-id: T7220
- Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>