dt-bindings: i2c: Drop unneeded quotes

Cleanup bindings dropping unneeded quotes. Once all these are fixed,
checking for this can be enabled in yamllint.

Signed-off-by: Rob Herring <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Reviewed-by: Neil Armstrong <[e-mail]>
Reviewed-by: Nicolas Ferre <[e-mail]>
Reviewed-by: Alain Volmat <[e-mail]>
Signed-off-by: Wolfram Sang <[e-mail]>

Documentation/devicetree/bindings/i2c/amlogic,meson6-i2c.yaml

···
 # Copyright 2019 BayLibre, SAS
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/amlogic,meson6-i2c.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/amlogic,meson6-i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Amlogic Meson I2C Controller
 

Documentation/devicetree/bindings/i2c/apple,i2c.yaml

···
 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/apple,i2c.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/apple,i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Apple/PASemi I2C controller
 

Documentation/devicetree/bindings/i2c/atmel,at91sam-i2c.yaml

···
   - clocks
 
 allOf:
-  - $ref: "i2c-controller.yaml"
+  - $ref: i2c-controller.yaml
   - if:
       properties:
         compatible:

Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml

···
 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/cdns,i2c-r1p10.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/cdns,i2c-r1p10.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Cadence I2C controller
 

Documentation/devicetree/bindings/i2c/i2c-mux-gpio.yaml

···
 
   i2c-parent:
     description: phandle of the I2C bus that this multiplexer's master-side port is connected to
-    $ref: "/schemas/types.yaml#/definitions/phandle"
+    $ref: /schemas/types.yaml#/definitions/phandle
 
   mux-gpios:
     description: list of GPIOs used to control the muxer
···
   idle-state:
     description: Value to set the muxer to when idle. When no value is given, it defaults to the
       last value used.
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
 
 allOf:
   - $ref: i2c-mux.yaml

Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml

···
 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/qcom,i2c-geni-qcom.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/qcom,i2c-geni-qcom.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Qualcomm Geni based QUP I2C Controller
 

Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml

···
   st,syscfg-fmp:
     description: Use to set Fast Mode Plus bit within SYSCFG when Fast Mode
       Plus speed is selected by slave.
-    $ref: "/schemas/types.yaml#/definitions/phandle-array"
+    $ref: /schemas/types.yaml#/definitions/phandle-array
     items:
       - items:
           - description: phandle to syscfg

Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml

···
 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/xlnx,xps-iic-2.00.a.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/xlnx,xps-iic-2.00.a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Xilinx IIC controller