MAINTAINERS: add a git repo for the Stratix10 Service driver

Add a git repo entry for the Stratix10 Service driver.
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Link: https://lore.kernel.org/r/20220223144908.399522-1-dinguyen@kernel.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

MAINTAINERS

@@ -9921,6 +9921,7 @@ F:	drivers/firmware/stratix10-rsu.c
 F:	drivers/firmware/stratix10-svc.c
 F:	include/linux/firmware/intel/stratix10-smc.h
 F:	include/linux/firmware/intel/stratix10-svc-client.h
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git
 
 INTEL TELEMETRY DRIVER
 M:	Rajneesh Bhardwaj <irenic.rajneesh@gmail.com>