Ensure teamMembership in session for broker API

[hardillb]

Description

Make sure that the Team Broker API has access to Team Membership information.

Do need to look at adding Bearer Auth for API as well as Session Cookie based auth.

Related Issue(s)

#1350

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

Labels

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.74%. Comparing base (5a01c3b) to head (b2f72ac).
Report is 61 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4674   +/-   ##
=======================================
  Coverage   78.73%   78.74%           
=======================================
  Files         311      311           
  Lines       14665    14667    +2     
  Branches     3352     3353    +1     
=======================================
+ Hits        11547    11549    +2     
  Misses       3118     3118           

Flag	Coverage Δ
backend	78.74% <100.00%> (+<0.01%)	⬆️

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