aux/tc: fix rp info resizing clobbering current info
the recording rp_info may be a pointer to a member of the array being reallocated, so test for this and re-set it to avoid invalid memory access
found with this caselist: KHR-GL46.texture_gather.offset-gather-unorm-2darray KHR-GL46.texture_view.view_sampling
cc: mesa-stable