dt-bindings: phy: add qcom,hdmi-phy-8998

HDMI PHY block embedded in the APQ8098.
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Acked-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Marc Gonzalez <mgonzalez@freebox.fr>
Patchwork: https://patchwork.freedesktop.org/patch/605634/
Link: https://lore.kernel.org/r/20240724-hdmi-tx-v7-1-e44a20553464@freebox.frSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Documentation/devicetree/bindings/phy/qcom,hdmi-phy-qmp.yaml

@@ -14,6 +14,7 @@ properties:
   compatible:
     enum:
       - qcom,hdmi-phy-8996
+      - qcom,hdmi-phy-8998
 
   reg:
     maxItems: 6