freedreno/a6xx: Fix arb_texture_view regression
What does this MR do and why?
freedreno/a6xx: Fix arb_texture_view regression
In particular if src and dst have FD6_UBWC_UNKNOWN_COMPAT we shouldn't
treat them as compatible.
Fixes: beb5577e1259 ("freedreno: Extract out common UBWC helper")
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/11676
Signed-off-by: Rob Clark <robdclark@chromium.org>