arm64: dts: qcom: sc7180: Remove clock for bluetooth on SC7180 IDP board

Removed voting for RPMH_RF_CLK2 which is not required as it is
getting managed by BT SoC through SW_CTRL line.
Signed-off-by: Venkata Lakshmi Narayana Gubba <gubbaven@codeaurora.org>
Link: https://lore.kernel.org/r/1599734980-22580-1-git-send-email-gubbaven@codeaurora.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/sc7180-idp.dts

@@ -353,7 +353,6 @@ bluetooth: wcn3990-bt {
 		vddrf-supply = <&vreg_l2c_1p3>;
 		vddch0-supply = <&vreg_l10c_3p3>;
 		max-speed = <3200000>;
-		clocks = <&rpmhcc RPMH_RF_CLK2>;
 	};
 };