Configuration of platform application accesses through workload identity

[SandGrainOne]

Description

Configure the access rights for each platform application so that each application have access to everything they need through workload identity. This is to replace existing use of explicit access like user name and password and shared access keys.

Tasks

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1. Threat modeling
2. Use the new workload identity in platform altinn-platform#694
   PartOfEpic area/infrastructure area/platform kind/security +4
   
3. Change to Role based to Policy based access controll altinn-platform#701
   +0
4. Identity and configure necessary accesses for Receipt altinn-receipt#264
   external-contribution-❤️ +1
   
5. Identify and configure necessary accesses for Profile using Workload identity altinn-profile#141
   7 of 7
   kind/user-story +1
   
6. Identify and configure necessary accesses for Register altinn-register#185
   +0
   
7. Identify and configure necessary accesses for Storage altinn-storage#363
   +0
8. Identify and configure necessary accesses for Notifications
9. Identify and configure necessary accesses for Events
10. Identify and configure necessary access for File Scan