MAINTAINERS: .mailmap: Update Sumit Garg's email address

Update Sumit Garg's email address to @kernel.org.

Signed-off-by: Sumit Garg <[email protected]>

Author: b49020

.mailmap

@@ -124,6 +124,7 @@ Srinivas Neeli <[email protected]> <[email protected]>
 Stefan Roese <[email protected]> <stroese>
 Stefano Babic <[email protected]>
 Stefano Stabellini <[email protected]> <[email protected]>
+Sumit Garg <[email protected]> <[email protected]>
 Tom Rini <[email protected]> <[email protected]>
 Tomas Thoresen <[email protected]> <[email protected]>
 TsiChung Liew <[email protected]>

MAINTAINERS

@@ -639,7 +639,7 @@ F:	include/env/adi/
 ARM SNAPDRAGON
 M:	Caleb Connolly <[email protected]>
 M:	Neil Armstrong <[email protected]>
-R:	Sumit Garg <sumit.garg@linaro.org>
+R:	Sumit Garg <sumit.garg@kernel.org>
 L:	[email protected]
 S:	Maintained
 T:	git https://source.denx.de/u-boot/custodians/u-boot-snapdragon.git
@@ -1043,9 +1043,10 @@ F:	common/cyclic.c
 F:	include/cyclic.h
 
 DEVICETREE REBASING SUBTREE
-M:	Sumit Garg <sumit.garg@linaro.org>
+M:	Sumit Garg <sumit.garg@kernel.org>
 S:	Maintained
 F:	dts/upstream/
+N:	OF_UPSTREAM
 
 DFU
 M:	Lukasz Majewski <[email protected]>
@@ -1451,7 +1452,7 @@ S:	Maintained
 F:	tools/patman/
 
 PCIe DWC IMX
-M:	Sumit Garg <sumit.garg@linaro.org>
+M:	Sumit Garg <sumit.garg@kernel.org>
 S:	Maintained
 F:	drivers/pci/pcie_dw_imx.c
 F:	drivers/phy/phy-imx8m-pcie.c