MAINTAINERS: Add Reka for SPD utilities

Change-Id: Ifd4837e11a0ac22e1c8855553a0c51b0f25ab96c
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57871
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Maxim Polyakov <max.senia.poliak@gmail.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

MAINTAINERS

@@ -857,6 +857,12 @@ S:	Maintained
 F:	src/superio/
 F:	util/superiotool/
 
+SPD UTILITIES
+M:	Reka Norman <rekanorman@chromium.org>
+S:	Maintained
+F:	util/spd_tools/
+F:	util/spdtool/
+
 MEMLAYOUT
 M:	Julius Werner <jwerner@chromium.org>
 S:	Supported