MAINTAINERS: update ti-soc-thermal status

Changing to Maintained.

Signed-off-by: Eduardo Valentin <edubezval@gmail.com>

MAINTAINERS

@@ -9534,7 +9534,7 @@ TI BANDGAP AND THERMAL DRIVER
 M:	Eduardo Valentin <edubezval@gmail.com>
 L:	linux-pm@vger.kernel.org
 L:	linux-omap@vger.kernel.org
-S:	Supported
+S:	Maintained
 F:	drivers/thermal/ti-soc-thermal/
 
 TI CLOCK DRIVER