freedreno: Split the fd_batch_resource_used by read vs write.

freedreno: Split the fd_batch_resource_used by read vs write.

This is for an optimization I plan in a following commit.  I found I had
to add likely()s to avoid a perf regression from branch prediction.

On the drawoverhead 8 UBOs test, the HW can't quite keep up with the CPU,
but if I set nohw then this change is 1.32023% +/- 0.373053% (n=10).

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4996>