Update dump_for_standalone_allen.ref

Update reference for dump_for_standalone_allen qmt test.

mentioned in merge request Allen!565 (merged)

• [2021-09-20 16:30] Validation started with lhcb-master-mr#2915
• [2021-09-24 00:24] Validation started with lhcb-head#3058
• [2021-09-28 11:16] Validation started with lhcb-master-mr#2955

assigned to @msaur

added lhcb-head-2 label

removed lhcb-head-2 label

added lhcb-head label

removed lhcb-head label

mentioned in issue #324 (closed)

assigned to @ascarabo and unassigned @msaur

added reference update label

approved this merge request

merged

mentioned in commit 93a52440

added testing label

mentioned in issue #335 (closed)