MAINTAINERS: Replace my email by one @kernel.org

For the repositories we keep on git.kernel.org replace my email
to be on the same domain for sake of consistency.
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20191118135258.37574-1-andriy.shevchenko@linux.intel.comSigned-off-by: NLinus Walleij <linus.walleij@linaro.org>

MAINTAINERS

@@ -12865,7 +12865,7 @@ F:	Documentation/devicetree/bindings/pinctrl/fsl,*
 
 PIN CONTROLLER - INTEL
 M:	Mika Westerberg <mika.westerberg@linux.intel.com>
-M:	Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+M:	Andy Shevchenko <andy@kernel.org>
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/intel.git
 S:	Maintained
 F:	drivers/pinctrl/intel/