Add caching to TeamBroker topic logging

[hardillb]

fixes #6141

Description

This adds a 5000 entry LRU cache with a 30min expiry to buffer updating topic entries for the MQTTTopicSchema table from the TeamBroker authorization check.

Related Issue(s)

#6141

Checklist

• I have read the contribution guidelines
• Suitable unit/system level tests have been added and they pass
• Documentation has been updated
  • Upgrade instructions
  • Configuration details
  • Concepts
• Changes flowforge.yml?
  • Issue/PR raised on FlowFuse/helm to update ConfigMap Template
  • Issue/PR raised on FlowFuse/CloudProject to update values for Staging/Production
• Link to Changelog Entry PR, or note why one is not needed.

Labels

• Includes a DB migration? -> add the area:migration label

[knolleary]

teamId -> TeamId fix

[codecov]

Codecov Report

❌ Patch coverage is 86.66667% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 76.82%. Comparing base (f414859) to head (ab53177).
⚠️ Report is 7 commits behind head on main.

Files with missing lines	Patch %	Lines
forge/ee/lib/teamBroker/index.js	85.71%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6142   +/-   ##
=======================================
  Coverage   76.81%   76.82%           
=======================================
  Files         381      381           
  Lines       19296    19306   +10     
  Branches     4646     4647    +1     
=======================================
+ Hits        14823    14831    +8     
- Misses       4473     4475    +2     

Flag	Coverage Δ
backend	76.82% <86.66%> (+<0.01%)	⬆️

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[knolleary]

Unrelated UI test failures - merging as-is