[PCH] Remove deprecated cstdalign (ROOT-9568).
[PCH] Remove deprecated cstdalign (ROOT-9568).

olifre/root,olifre/root,karies/root,karies/root,karies/root,root-mirror/root,olifre/root,root-mirror/root,root-mirror/root,olifre/root,olifre/root,olifre/root,root-mirror/root,root-mirror/root,root-mirror/root,root-mirror/root,olifre/root,karies/root,olifre/root,root-mirror/root,karies/root,olifre/root,karies/root,karies/root,root-mirror/root,karies/root,root-mirror/root,karies/root,olifre/root,olifre/root,karies/root,karies/root,root-mirror/root