phy: qcom: phy-qcom-snps-eusb2: Add missing write from init sequence

phy: qcom: phy-qcom-snps-eusb2: Add missing write from init sequence

As per a commit from Qualcomm's downstream 6.1 kernel[0], the init
sequence is missing setting the CMN_CTRL_OVERRIDE_EN bit back to 0 at
the end, as per the 'latest' HPG revision (as of November 2023).

[0] https://git.codelinaro.org/clo/la/kernel/qcom/-/commit/b77774a89e3fda3246e09dd39e16e2ab43cd1329

Fixes: 80090810f5d3 ("phy: qcom: Add QCOM SNPS eUSB2 driver")
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Link: https://lore.kernel.org/r/20250715-sm7635-eusb-phy-v3-3-6c3224085eb6@fairphone.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>