dt-bindings: display/msm/gpu: Drop redundant reg-names in one if:then:

Top-level reg-names defines already proper order for "reg-names" with
minItems: 1, so no need to repeat it again in one of "if:then:" cases.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: David Heidelberg <david@ixit.cz>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Patchwork: https://patchwork.freedesktop.org/patch/707987/
Message-ID: <20260301142033.88851-2-krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>

Documentation/devicetree/bindings/display/msm/gpu.yaml

@@ -440,13 +440,6 @@ allOf:
         clocks: false
         clock-names: false
 
-        reg-names:
-          minItems: 1
-          items:
-            - const: kgsl_3d0_reg_memory
-            - const: cx_mem
-            - const: cx_dbgc
-
 examples:
   - |