chore: new reloadable config in jobsdb

[Sidddddarth]

Description

Use new reloadable config in jobsdb.

Linear Ticket

new reloadable config in jobsdb

Security

• The code changed/added as part of this pull request won't create any security issues with how the software is being used.

[codecov]

Codecov Report

Patch coverage: 94.25% and project coverage change: +0.08% 🎉

Comparison is base (12f4d83) 68.81% compared to head (68ca5c6) 68.90%.

❗ Current head 68ca5c6 differs from pull request most recent head 296f098. Consider uploading reports for the commit 296f098 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3868      +/-   ##
==========================================
+ Coverage   68.81%   68.90%   +0.08%     
==========================================
  Files         351      351              
  Lines       52746    52746              
==========================================
+ Hits        36299    36345      +46     
+ Misses      14130    14088      -42     
+ Partials     2317     2313       -4     

Files Changed	Coverage Δ
jobsdb/migration.go	71.12% <72.72%> (+1.27%)	⬆️
jobsdb/backup.go	69.25% <85.71%> (+3.37%)	⬆️
jobsdb/jobsdb.go	71.33% <98.55%> (+0.48%)	⬆️

... and 14 files with indirect coverage changes

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