Commission Regulation (EU) 2021/1531 of 17 September 2021 amending Annexes II, III and IV to Regulation (EC) No 396/2005 of the European Parliament and of the Council as regards maximum residue levels for aclonifen, acrinathrin, Bacillus pumilus QST 2808, ethirimol, penthiopyrad, picloram and Pseudomonas sp. strain DSMZ 13134 in or on certain products