MAINTAINERS: Add maintenance information for IPA

Add entry for ARM Intelligent Power Allocation - thermal governor.
Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200603141420.15274-1-lukasz.luba@arm.com

MAINTAINERS

@@ -16963,6 +16963,14 @@ F:	drivers/thermal/cpufreq_cooling.c
 F:	drivers/thermal/cpuidle_cooling.c
 F:	include/linux/cpu_cooling.h
 
+THERMAL/POWER_ALLOCATOR
+M:	Lukasz Luba <lukasz.luba@arm.com>
+L:	linux-pm@vger.kernel.org
+S:	Maintained
+F:	Documentation/driver-api/thermal/power_allocator.rst
+F:	drivers/thermal/power_allocator.c
+F:	include/trace/events/thermal_power_allocator.h
+
 THINKPAD ACPI EXTRAS DRIVER
 M:	Henrique de Moraes Holschuh <ibm-acpi@hmh.eng.br>
 L:	ibm-acpi-devel@lists.sourceforge.net