dt-bindings: clock: qcom,videocc: Add sc8180x compatible

The sc8180x video clock controller block is identical to that
of sm8150. Add a new compatible string for sc8180x videocc and
use sm8150 as fallback.

Signed-off-by: Satya Priya Kakitapalli <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Bjorn Andersson <[e-mail]>

Documentation/devicetree/bindings/clock/qcom,videocc.yaml

···
 
 properties:
   compatible:
-    enum:
-      - qcom,sc7180-videocc
-      - qcom,sc7280-videocc
-      - qcom,sdm845-videocc
-      - qcom,sm6350-videocc
-      - qcom,sm8150-videocc
-      - qcom,sm8250-videocc
+    oneOf:
+      - enum:
+          - qcom,sc7180-videocc
+          - qcom,sc7280-videocc
+          - qcom,sdm845-videocc
+          - qcom,sm6350-videocc
+          - qcom,sm8150-videocc
+          - qcom,sm8250-videocc
+      - items:
+          - const: qcom,sc8180x-videocc
+          - const: qcom,sm8150-videocc
 
   clocks:
     minItems: 1
···
   - if:
       properties:
         compatible:
-          enum:
-            - qcom,sm8150-videocc
+          contains:
+            enum:
+              - qcom,sm8150-videocc
     then:
       properties:
         clocks: