freedreno: Fix UBO load range detection on booleans.
NIR 1-bit bool dests will have a bit size of 1, and thus a calculated "bytes" of 0. load_ubo is always loading from dwords in the source. Fixes: 893425a6 ("freedreno/ir3: Push UBOs to constant file") Reviewed-by:Rob Clark <robdclark@gmail.com> (cherry picked from commit 5e7c96b9)