pinctrl: MAINTAINERS: Drop bouncing Jianlong Huang

Emails to Jianlong Huang bounce since 9 months, so drop the person from
maintainers:

550 5.4.1 Recipient address rejected: Access denied.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/[e-mail]
Signed-off-by: Linus Walleij <[e-mail]>

Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml

···
   Some peripherals such as PWM have their I/O go through the 4 "GPIOs".
 
 maintainers:
-  - Jianlong Huang <[e-mail]>
+  - Hal Feng <[e-mail]>
 
 properties:
   compatible:

Documentation/devicetree/bindings/pinctrl/starfive,jh7110-sys-pinctrl.yaml

···
   any GPIO can be set up to be controlled by any of the peripherals.
 
 maintainers:
-  - Jianlong Huang <[e-mail]>
+  - Hal Feng <[e-mail]>
 
 properties:
   compatible:

MAINTAINERS

···
 
 STARFIVE JH71X0 PINCTRL DRIVERS
 M:	Emil Renner Berthing <[e-mail]>
-M:	Jianlong Huang <[e-mail]>
 M:	Hal Feng <[e-mail]>
 L:	[e-mail]
 S:	Maintained