rrepair: fix wrong handling of max affected items with rr_merkle_num_trees > 1
rrepair: fix wrong handling of max affected items with rr_merkle_num_trees > 1

scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris,scalaris-team/scalaris