Remove dataprod_rel-1.0.0 electron brems from background configurations

- Remove electron_brems_18x275 1ms and 10ms runtime entries from nevents and timings

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: Sakib Rahman

BACKGROUNDS/config.yml

@@ -13,8 +13,6 @@ BACKGROUNDS:BEAMGAS:nevents:
         - "BACKGROUNDS/HEPMC_merger-1.0.2_bgmerged_MinBias_pythia6_10x100_egas_bgas.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.0_synrad_18x275.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.0_synrad_10x275.csv"
-        - "BACKGROUNDS/dataprod_rel-1.0.0_electron_brems_18x275_10000Ahr_machine_runtime_1ms.csv"
-        - "BACKGROUNDS/dataprod_rel-1.0.0_electron_brems_18x275_10000Ahr_machine_runtime_10ms.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.1_electron_coulomb_18x275_10000Ahr_machine_runtime_50s.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.1_electron_coulomb_10x275_10000Ahr_machine_runtime_50s.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.1_electron_coulomb_5x100_10000Ahr_machine_runtime_50s.csv"
@@ -38,8 +36,6 @@ BACKGROUNDS:BEAMGAS:timings:
         - "BACKGROUNDS/HEPMC_merger-1.0.2_bgmerged_MinBias_pythia6_10x100_egas_bgas.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.0_synrad_18x275.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.0_synrad_10x275.csv"
-        - "BACKGROUNDS/dataprod_rel-1.0.0_electron_brems_18x275_10000Ahr_machine_runtime_1ms.csv"
-        - "BACKGROUNDS/dataprod_rel-1.0.0_electron_brems_18x275_10000Ahr_machine_runtime_10ms.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.1_electron_coulomb_18x275_10000Ahr_machine_runtime_50s.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.1_electron_coulomb_10x275_10000Ahr_machine_runtime_50s.csv"
         - "BACKGROUNDS/dataprod_rel-1.0.1_electron_coulomb_5x100_10000Ahr_machine_runtime_50s.csv"