MAINTAINERS: update polarfire soc clock binding

The clock binding has been renamed and a new binding added for the
clock controllers in the FPGA fabric. Generalise the pattern to
cover both.
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20221010221704.2161221-2-conor@kernel.org/Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

MAINTAINERS

@@ -17645,7 +17645,7 @@ M:	Conor Dooley <conor.dooley@microchip.com>
 M:	Daire McNamara <daire.mcnamara@microchip.com>
 L:	linux-riscv@lists.infradead.org
 S:	Supported
-F:	Documentation/devicetree/bindings/clock/microchip,mpfs.yaml
+F:	Documentation/devicetree/bindings/clock/microchip,mpfs*.yaml
 F:	Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
 F:	Documentation/devicetree/bindings/i2c/microchip,corei2c.yaml
 F:	Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml