MAINTAINERS: drop Sekhar Nori

My TI e-mail address will become inactive soon. Drop it.
Add an entry to CREDITS file for work done on TI DaVinci
family SoCs.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20240131093434.55652-1-nsekhar@ti.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

CREDITS

@@ -2942,6 +2942,11 @@ S: 2364 Old Trail Drive
 S: Reston, Virginia 20191
 S: USA
 
+N: Sekhar Nori
+E: nori.sekhar@gmail.com
+D: Maintainer of Texas Instruments DaVinci machine support, contributor
+D: to device drivers relevant to that SoC family.
+
 N: Fredrik Noring
 E: noring@nocrew.org
 W: http://www.lysator.liu.se/~noring/

MAINTAINERS

@@ -21940,7 +21940,6 @@ F:	drivers/i2c/busses/i2c-davinci.c
 
 TI DAVINCI SERIES CLOCK DRIVER
 M:	David Lechner <david@lechnology.com>
-R:	Sekhar Nori <nsekhar@ti.com>
 S:	Maintained
 F:	Documentation/devicetree/bindings/clock/ti/davinci/
 F:	drivers/clk/davinci/