change locks in event function for pedestal_online

[sdobbs]

Addresses #952

[gluex]

Test status for this pull request: SUCCESS

Summary: /work/halld/pull_request_test/halld_recon^sdobbs_ped_update_may2025/tests/summary.txt
Logs: /work/halld/pull_request_test/halld_recon^sdobbs_ped_update_may2025/tests/log

Build log: /work/halld/pull_request_test/halld_recon^sdobbs_ped_update_may2025/make_sdobbs_ped_update_may2025.log
Build report: /work/halld/pull_request_test/halld_recon^sdobbs_ped_update_may2025/report_sdobbs_ped_update_may2025.txt
Location of build: /work/halld/pull_request_test/halld_recon^sdobbs_ped_update_may2025

[aaust]

It works. Does this mean you want to keep it in the default build (c.f. #915 )? And include it back into the incoming monitoring?

[sdobbs]

if no one is using the output of this plugin, I don't think we need to include it
good to fix bugs, though