arm64: cputype: Add C1-Pro definitions

arm64: cputype: Add C1-Pro definitions

Add cputype definitions for C1-Pro. These will be used for errata
detection in subsequent patches.

These values can be found in "Table A-303: MIDR_EL1 bit descriptions" in
issue 07 of the C1-Pro TRM:

  https://documentation-service.arm.com/static/6930126730f8f55a656570af

Acked-by: Mark Rutland <mark.rutland@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: James Morse <james.morse@arm.com>
Reviewed-by: Will Deacon <will@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>