MAINTAINERS: add all Haptics headers to Haptics area

Vendor specific haptics headers fall under Haptics area

Signed-off-by: Benjamin Cabé <[email protected]>

Author: kartben

MAINTAINERS.yml

@@ -1722,6 +1722,7 @@ Documentation Infrastructure:
     - drivers/haptics/
     - dts/bindings/haptics/
     - include/zephyr/drivers/haptics.h
+    - include/zephyr/drivers/haptics/
     - doc/hardware/peripherals/haptics.rst
     - tests/drivers/build_all/haptics/
     - samples/drivers/haptics/