arm64: dts: qcom: msm8996: drop phy-names from HDMI device node

The HDMI driver doesn't use the phy-names to identify the PHY. Different
Qualcomm platforms have used different names for the PHY. So, we are
deprecating phy-names propertty of the HDMI device and dropping them
from existing DTs.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220609122350.3157529-15-dmitry.baryshkov@linaro.org

arch/arm64/boot/dts/qcom/msm8996.dtsi

@@ -941,7 +941,6 @@ hdmi: hdmi-tx@9a0000 {
 					"extp";
 
 				phys = <&hdmi_phy>;
-				phy-names = "hdmi_phy";
 				#sound-dai-cells = <1>;
 
 				status = "disabled";