stages/email: Disable autoescape for text templates (#8812)

* Disable autoescape for text templates

* Re-add trailing whitespace after seperator

authentik/stages/email/templates/email/account_confirmation.txt

@@ -1,4 +1,4 @@
-{% load i18n %}{% translate "Welcome!" %}
+{% load i18n %}{% autoescape off %}{% translate "Welcome!" %}
 
 {% translate "We're excited to have you get started. First, you need to confirm your account. Just open the link below." %}
 
@@ -6,3 +6,4 @@
 
 -- 
 Powered by goauthentik.io.
+{% endautoescape %}

authentik/stages/email/templates/email/event_notification.txt

@@ -1,4 +1,4 @@
-{% load authentik_stages_email %}{% load i18n %}{% translate "Dear authentik user," %}
+{% load authentik_stages_email %}{% load i18n %}{% autoescape off %}{% translate "Dear authentik user," %}
 
 {% translate "The following notification was created:" %}
 
@@ -16,3 +16,4 @@ This email was sent from the notification transport {{ name }}.
 
 -- 
 Powered by goauthentik.io.
+{% endautoescape %}

authentik/stages/email/templates/email/password_reset.txt

@@ -1,4 +1,4 @@
-{% load i18n %}{% load humanize %}{% blocktrans with username=user.username %}Hi {{ username }},{% endblocktrans %}
+{% load i18n %}{% load humanize %}{% autoescape off %}{% blocktrans with username=user.username %}Hi {{ username }},{% endblocktrans %}
 
 {% blocktrans %}
 You recently requested to change your password for your authentik account. Use the link below to set a new password.
@@ -10,3 +10,4 @@ If you did not request a password change, please ignore this Email. The link abo
 
 -- 
 Powered by goauthentik.io.
+{% endautoescape %}

authentik/stages/email/templates/email/setup.txt

@@ -1,7 +1,8 @@
-{% load i18n %}authentik Test-Email
+{% load i18n %}{% autoescape off %}authentik Test-Email
 {% blocktrans %}
 This is a test email to inform you, that you've successfully configured authentik emails.
 {% endblocktrans %}
 
 -- 
 Powered by goauthentik.io.
+{% endautoescape %}