Using PWRSTS_RET on msm8974's MDSS_GDSC causes display to stop working.
The gdsc doesn't fully come out of retention mode. Change it's pwrsts
flags to PWRSTS_OFF_ON.

Fixes: d3997239 ("clk: qcom: gdsc: Fix the handling of PWRSTS_RET support")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Tested-by: Luca Weiss <luca@z3ntu.xyz>
Link: https://lore.kernel.org/r/20230507175335.2321503-2-dmitry.baryshkov@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>