drm/msm/dpu: don't select single flush for active CTL blocks

In case of ACTIVE CTLs, a single CTL is being used for flushing all INTF
blocks. Don't skip programming the CTL on those targets.

Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-QRD
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/641585/
Link: https://lore.kernel.org/r/20250307-dpu-active-ctl-v3-5-5d20655f10ca@linaro.org


Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>