MAINTAINERS: thermal: Add Daniel Lezcano as the thermal maintainer

Add Daniel Lezcano as the co-maintainer of thermal subsystem.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20191205115150.18836-1-rui.zhang@intel.com

MAINTAINERS

@@ -16287,7 +16287,7 @@ F:	drivers/media/radio/radio-raremono.c
 
 THERMAL
 M:	Zhang Rui <rui.zhang@intel.com>
-R:	Daniel Lezcano <daniel.lezcano@linaro.org>
+M:	Daniel Lezcano <daniel.lezcano@linaro.org>
 R:	Amit Kucheria <amit.kucheria@verdurent.com>
 L:	linux-pm@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux.git