feat(oidc): jwt profile for oauth 2.0 access tokens

[james-d-elliott]

This adds te JSON Web Token Profile for OAuth 2.0 Access Tokens as per RFC9068 as an optional per-client configuration.

[authelia]

Artifacts

These changes are published for testing on Buildkite, DockerHub and GitHub Container Registry.

Docker Container

• docker pull authelia/authelia:feat-oidc-jwt-profile-at
• docker pull ghcr.io/authelia/authelia:feat-oidc-jwt-profile-at

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[codecov]

Codecov Report

Merging #5913 (4127cbd) into master (0e8361a) will increase coverage by 0.22%.
Report is 1 commits behind head on master.
The diff coverage is 94.11%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5913      +/-   ##
==========================================
+ Coverage   74.16%   74.39%   +0.22%     
==========================================
  Files         285      287       +2     
  Lines       24492    24786     +294     
  Branches      443      443              
==========================================
+ Hits        18165    18440     +275     
- Misses       5587     5607      +20     
+ Partials      740      739       -1     

Flag	Coverage Δ
backend	75.58% <94.11%> (+0.19%)	⬆️
frontend	58.27% <ø> (+0.52%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
internal/handlers/handler_oidc_userinfo.go	0.00% <0.00%> (ø)
internal/oidc/handler_introspection.go	100.00% <ø> (ø)
internal/oidc/jarm.go	100.00% <ø> (ø)
internal/oidc/types.go	100.00% <ø> (ø)
internal/oidc/core_strategy_jwt.go	90.21% <90.21%> (ø)
internal/oidc/util.go	92.50% <91.66%> (+0.83%)	⬆️
...rnal/configuration/validator/identity_providers.go	98.63% <92.47%> (-0.83%)	⬇️
internal/oidc/client.go	100.00% <100.00%> (ø)
internal/oidc/config.go	100.00% <100.00%> (ø)
internal/oidc/introspector_jwt.go	100.00% <100.00%> (ø)
... and 1 more

... and 5 files with indirect coverage changes