dt-bindings: pinctrl: mediatek,pinctrl-mt6795: Improve interrupts description

Clarify the meaning of sysirq to avoid confusion.
Suggested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20221028153505.23741-7-y.oudjana@protonmail.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/mediatek,pinctrl-mt6795.yaml

@@ -46,7 +46,7 @@ properties:
     const: 2
 
   interrupts:
-    description: The interrupt outputs to sysirq.
+    description: Interrupt outputs to the system interrupt controller (sysirq).
     minItems: 1
     items:
       - description: EINT interrupt