Configure mep_passthrough without Allen monitoring

This MR configures Allen without monitoring, to avoid the ever changing counters in the MooreOnline test.

AllenOnline/tests/qmtest/mep_passthrough.qmt

@@ -21,7 +21,7 @@
     <text>-n</text><text>2000</text>
     <text>--events-per-slice</text><text>500</text>
     <text>--tags</text><text>dddb-20210617,sim-20210617-vc-md100</text>
-    <text>--sequence</text><text>${ALLEN_INSTALL_DIR}/constants/hlt1_pp_default.json</text>
+    <text>--sequence</text><text>${ALLEN_INSTALL_DIR}/constants/hlt1_pp_no_monitoring.json</text>
     <text>--mep</text><text>mdf:root://eoslhcb.cern.ch//eos/lhcb/wg/rta/samples/mc/Upgrade_minbias_MD_FTv6_MEP/00146082_00000001_1.mep</text>
     <text>--mep-mask-source-id-top-5</text>
     <text>--output-file</text><text>mep_passthrough.mdf</text>