Remove more pointless gotos

We will remove empty basic blocks in merge_bbs later on, so no harm in
creating them.

src/spesh/optimize.c

@@ -2401,10 +2401,7 @@ static void eliminate_pointless_gotos(MVMThreadContext *tc, MVMSpeshGraph *g) {
                 && last_ins->info->opcode == MVM_OP_goto
                 && last_ins->operands[0].ins_bb == cur_bb->linear_next
             ) {
-                if (last_ins == cur_bb->first_ins) // May not throw away the only instruction
-                    last_ins->info = MVM_op_get_op(MVM_OP_no_op);
-                else
-                    MVM_spesh_manipulate_delete_ins(tc, g, cur_bb, last_ins);
+                MVM_spesh_manipulate_delete_ins(tc, g, cur_bb, last_ins);
             }
         }
         cur_bb = cur_bb->linear_next;