stages/email: fix issue when sending emails to users with same display as email

[BeryJu]

Details

REPLACE ME

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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)

If applicable

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

[BeryJu]

/cherry-pick version-2024.2

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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-ghcr.io/goauthentik/dev-server:gh-c425d4a17111f42e5f4453ae002313c1f46d9f1f
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-ghcr.io/goauthentik/dev-server:gh-c425d4a17111f42e5f4453ae002313c1f46d9f1f-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-ghcr.io/goauthentik/dev-server:gh-c425d4a17111f42e5f4453ae002313c1f46d9f1f

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-ghcr.io/goauthentik/dev-server:gh-c425d4a17111f42e5f4453ae002313c1f46d9f1f-arm64

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