genpinctrl: correct DCMI regex to include up to 14bits data

DCMI can handle up to 14bits data hence adapt DCMI regex to allow
generating those pins as well.

Signed-off-by: Alain Volmat <[email protected]>

Author: Alain Volmat

scripts/genpinctrl/stm32-pinctrl-config.yaml

@@ -56,7 +56,7 @@
   match: "^DAC(?:\\d+)?_OUT\\d+$"
 
 - name: DCMI
-  match: "^DCMI_(?:HSYNC|PIXCLK|VSYNC|D[0-7])$"
+  match: "^DCMI_(?:HSYNC|PIXCLK|VSYNC|D(?:[0-9]|1[0-3]))$"
   slew-rate: very-high-speed
 
 - name: DFSDM