providers/oauth2: use simpler charset for refresh tokens

[BeryJu]

various implementations might have issues with the special chars

Details

• Does this resolve an issue?
  Resolves #

Changes

New Features

• Adds feature which does x, y, and z.

Breaking Changes

• Adds breaking change which causes <issue>.

Checklist

• Local tests pass (ak test authentik/)
• The code has been formatted (make lint-fix)

If an API change has been made

• The API schema has been updated (make gen-build)

If changes to the frontend have been made

• The code has been formatted (make web)
• The translation files have been updated (make i18n-extract)

If applicable

• The documentation has been updated
• The documentation has been formatted (make website)

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.02 ⚠️

Comparison is base (8ded118) 92.68% compared to head (9a4db0c) 92.66%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5502      +/-   ##
==========================================
- Coverage   92.68%   92.66%   -0.02%     
==========================================
  Files         508      508              
  Lines       26029    26029              
==========================================
- Hits        24122    24116       -6     
- Misses       1907     1913       +6     

Flag	Coverage Δ
e2e	52.62% <100.00%> (-0.05%)	⬇️
integration	26.34% <100.00%> (-0.04%)	⬇️
unit	89.49% <100.00%> (ø)

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

Impacted Files	Coverage Δ
authentik/providers/oauth2/models.py	96.06% <100.00%> (ø)

... and 4 files with indirect coverage changes

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[github-actions]

authentik PR Installation instructions

Instructions for docker-compose

Add the following block to your .env file:

AUTHENTIK_IMAGE=ghcr.io/goauthentik/dev-server
AUTHENTIK_TAG=gh-providers-oauth2-simpler-refresh-token-charset-1683402897-9a4db0c
AUTHENTIK_OUTPOSTS__CONTAINER_IMAGE_BASE=ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s

For arm64, use these values:

AUTHENTIK_IMAGE=ghcr.io/goauthentik/dev-server
AUTHENTIK_TAG=gh-providers-oauth2-simpler-refresh-token-charset-1683402897-9a4db0c-arm64
AUTHENTIK_OUTPOSTS__CONTAINER_IMAGE_BASE=ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s

Afterwards, run the upgrade commands from the latest release notes.

Instructions for Kubernetes

Add the following block to your values.yml file:

authentik:
    outposts:
        container_image_base: ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s
image:
    repository: ghcr.io/goauthentik/dev-server
    tag: gh-providers-oauth2-simpler-refresh-token-charset-1683402897-9a4db0c

For arm64, use these values:

authentik:
    outposts:
        container_image_base: ghcr.io/goauthentik/dev-%(type)s:gh-%(build_hash)s
image:
    repository: ghcr.io/goauthentik/dev-server
    tag: gh-providers-oauth2-simpler-refresh-token-charset-1683402897-9a4db0c-arm64

Afterwards, run the upgrade commands from the latest release notes.