scsi: mpt3sas: Update maintainer list

As an active participant in the development of the mpt3sas driver, add
myself to the maintainers list.

Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com>
Link: https://patch.msgid.link/20251223104721.16882-1-ranjan.kumar@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Author: Ranjan Kumar

MAINTAINERS

@@ -14873,6 +14873,7 @@ LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI)
 M:	Sathya Prakash <sathya.prakash@broadcom.com>
 M:	Sreekanth Reddy <sreekanth.reddy@broadcom.com>
 M:	Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com>
+M:	Ranjan Kumar <ranjan.kumar@broadcom.com>
 L:	MPT-FusionLinux.pdl@broadcom.com
 L:	linux-scsi@vger.kernel.org
 S:	Supported