AMR IB goldens regenerated for the fine-marker RHS zeroing (6 cases: static circle, static circle dynamic regrid np=1/np=2, two circles, moving circle, moving two bodies; max shift ~1.7e-2 absolute, 96% of it in the upper-right quadrant of each body where the coarse marker pattern landed at fine-local indices) + the new batched-pair golden

Author: sbryngelson