Add power-monitor to generic names recommendation

We have a lot of ina226 chips on Xilinx ZynqMP boards which should be
properly categorized.

Signed-off-by: Michal Simek <[email protected]>

Author: michalsimek

source/devicetree-basics.rst

@@ -252,6 +252,7 @@ name should be one of the following choices:
    * pmu
    * port
    * ports
+   * power-monitor
    * pwm
    * regulator
    * reset-controller