xlat: update AUDIT_ARCH_* constants

xlat: update AUDIT_ARCH_* constants

* xlat/audit_arch.in (AUDIT_ARCH_ARCOMPACT, AUDIT_ARCH_ARCOMPACTBE,
AUDIT_ARCH_ARCV2, AUDIT_ARCH_ARCV2BE): New constants introduced by Linux
kernel commit v5.2-rc1~144^2~16.
(AUDIT_ARCH_C6X, AUDIT_ARCH_C6XBE): New constants introduced by Linux
kernel commit v5.2-rc1~144^2~15.
(AUDIT_ARCH_CSKY): New constant introduced by Linux kernel commit
v5.0-rc1~37^2~15.
(AUDIT_ARCH_H8300): New constant introduced by Linux kernel commit
v5.2-rc1~144^2~14.
(AUDIT_ARCH_HEXAGON): New constant introduced by Linux kernel commit
v5.2-rc1~144^2~12.
(AUDIT_ARCH_NDS32, AUDIT_ARCH_NDS32BE): New constants introduced by
Linux kernel commit v5.2-rc1~144^2~9.
(AUDIT_ARCH_NIOS2): New constant introduced by Linux kernel commit
v5.2-rc1~144^2~8.
(AUDIT_ARCH_RISCV32, AUDIT_ARCH_RISCV64): New constants introduced by
Linux kernel commit v5.0-rc2~23^2~1^2~5.
(AUDIT_ARCH_TILEGX, AUDIT_ARCH_TILEGX32, AUDIT_ARCH_TILEPRO): New
constants introduced by Linux kernel commit v4.3-rc1~83^2~3.
(AUDIT_ARCH_UNICORE): New constant introduced by Linux kernel commit
v5.2-rc1~144^2~6.
(AUDIT_ARCH_XTENSA): New constant introduced by Linux kernel commit
v5.0-rc1~92^2~8.
* NEWS: Mention this.