crypto: ccp - Update MAINTAINERS for CCP driver

Remove Gary R Hook as CCP maintainer.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

MAINTAINERS

@@ -789,7 +789,6 @@ F:	include/uapi/rdma/efa-abi.h
 
 AMD CRYPTOGRAPHIC COPROCESSOR (CCP) DRIVER
 M:	Tom Lendacky <thomas.lendacky@amd.com>
-M:	Gary Hook <gary.hook@amd.com>
 L:	linux-crypto@vger.kernel.org
 S:	Supported
 F:	drivers/crypto/ccp/