crypto: ccp - Add missing bootloader info reg for pspv6

The bootloader info reg for pspv6 is the same as pspv4 and pspv5.

Suggested-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>