media: dt-bindings: i2c: use absolute path to other schema

Absolute path to other DT schema is preferred over relative one.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

Documentation/devicetree/bindings/media/i2c/galaxycore,gc0308.yaml

@@ -15,7 +15,7 @@ description: |
   They include an ISP capable of auto exposure and auto white balance.
 
 allOf:
-  - $ref: ../video-interface-devices.yaml#
+  - $ref: /schemas/media/video-interface-devices.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/media/i2c/galaxycore,gc2145.yaml

@@ -19,7 +19,7 @@ description:
   either through a parallel interface or through MIPI CSI-2.
 
 allOf:
-  - $ref: ../video-interface-devices.yaml#
+  - $ref: /schemas/media/video-interface-devices.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/media/i2c/sony,imx214.yaml

@@ -16,7 +16,7 @@ description: |
   maximum throughput of 1.2Gbps/lane.
 
 allOf:
-  - $ref: ../video-interface-devices.yaml#
+  - $ref: /schemas/media/video-interface-devices.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/media/i2c/sony,imx415.yaml

@@ -18,7 +18,7 @@ description: |-
   available via CSI-2 serial data output (two or four lanes).
 
 allOf:
-  - $ref: ../video-interface-devices.yaml#
+  - $ref: /schemas/media/video-interface-devices.yaml#
 
 properties:
   compatible: