drm_hwcomposer: Report single HWC2_CONTENT_TYPE_NONE content type

Fixes CTS test:
android.display.cts.DisplayTest#testDefaultDisplayHdrCapability

Signed-off-by: Roman Stratiienko <roman.o.stratiienko@globallogic.com>
4 jobs for report-single-none-content-type in 5 minutes and 6 seconds (queued for 4 seconds)
latest