MAINTAINERS: Add Intel DPTF section with Sumeet Pawnikar as maintainer

I am the one who takes care of end to end DPTF (Thermal Management)
related coreboot things across various X86 based platforms.

Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
Change-Id: I08a1ae48bd5b66ee2f7903615e64d0bab5e0d7d0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83102
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Eric Lai <ericllai@google.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index af1cb51..2c7b6e6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -780,6 +780,11 @@
 S:	Maintained
 F:	src/drivers/intel/fsp2_0/
 
+INTEL DPTF
+M:	Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
+S:	Maintained
+F:	src/drivers/intel/dptf/
+
 ################################################################################
 # Systems on a Chip
 ################################################################################