dt-bindings: Remove redundant 'maxItems'

There's no need to specify 'maxItems' with the same value as the number
of entries in 'items'. A meta-schema update will catch future cases.

Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Anson Huang <Anson.Huang@nxp.com>
Cc: linux-clk@vger.kernel.org
Cc: linux-pwm@vger.kernel.org
Cc: linux-usb@vger.kernel.org
Reviewed-by: Stephen Boyd <sboyd@kernel.org> # clk
Acked-by: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/clock/imx6q-clock.yaml

@@ -23,7 +23,6 @@ properties:
     items:
       - description: CCM interrupt request 1
       - description: CCM interrupt request 2
-    maxItems: 2
 
   '#clock-cells':
     const: 1

Documentation/devicetree/bindings/clock/imx6sl-clock.yaml

@@ -23,7 +23,6 @@ properties:
     items:
       - description: CCM interrupt request 1
       - description: CCM interrupt request 2
-    maxItems: 2
 
   '#clock-cells':
     const: 1

Documentation/devicetree/bindings/clock/imx6sll-clock.yaml

@@ -23,7 +23,6 @@ properties:
     items:
       - description: CCM interrupt request 1
       - description: CCM interrupt request 2
-    maxItems: 2
 
   '#clock-cells':
     const: 1

Documentation/devicetree/bindings/clock/imx6sx-clock.yaml

@@ -23,7 +23,6 @@ properties:
     items:
       - description: CCM interrupt request 1
       - description: CCM interrupt request 2
-    maxItems: 2
 
   '#clock-cells':
     const: 1

Documentation/devicetree/bindings/clock/imx6ul-clock.yaml

@@ -23,7 +23,6 @@ properties:
     items:
       - description: CCM interrupt request 1
       - description: CCM interrupt request 2
-    maxItems: 2
 
   '#clock-cells':
     const: 1

Documentation/devicetree/bindings/pwm/imx-pwm.yaml

@@ -30,13 +30,11 @@ properties:
     items:
       - description: SoC PWM ipg clock
       - description: SoC PWM per clock
-    maxItems: 2
 
   clock-names:
     items:
       - const: ipg
       - const: per
-    maxItems: 2
 
   interrupts:
     maxItems: 1

Documentation/devicetree/bindings/usb/nvidia,tegra-xudc.yaml

@@ -64,13 +64,11 @@ properties:
      - const: hs_src
 
   power-domains:
-    maxItems: 2
     items:
       - description: XUSBB(device) power-domain
       - description: XUSBA(superspeed) power-domain
 
   power-domain-names:
-    maxItems: 2
     items:
       - const: dev
       - const: ss