fix: Use reserved example.com as bogus instead of email.com domain. (#2551)

`email.com` is not a reserved domain, incorrect configuration could result in unintentional effects.
`example.com` is reserved by IANA for bogus purposes, see RFC 6761.

docs/docs/documentation/community-guide/bulk-url-import.md

@@ -33,7 +33,7 @@ function import_from_file () {
 }
 
 input="list"
-mail="changeme@email.com"
+mail="changeme@example.com"
 password="MyPassword"
 mealie_url=http://localhost:9000
 
@@ -85,7 +85,7 @@ def import_from_file(input_file, token, mealie_url):
       print(response.text)
 
 input_file="list"
-mail="changeme@email.com"
+mail="changeme@example.com"
 password="MyPassword"
 mealie_url="http://localhost:9000"
 

docs/docs/documentation/getting-started/installation/backend-config.md

@@ -9,7 +9,7 @@
 | PUID          |          911          | UserID permissions between host OS and container                                    |
 | PGID          |          911          | GroupID permissions between host OS and container                                   |
 | DEFAULT_GROUP |         Home          | The default group for users                                                         |
-| DEFAULT_EMAIL |  changeme@email.com   | The default username for the superuser                                              |
+| DEFAULT_EMAIL |  changeme@example.com   | The default username for the superuser                                              |
 | BASE_URL      | http://localhost:8080 | Used for Notifications                                                              |
 | TOKEN_TIME    |          48           | The time in hours that a login/auth token is valid                                  |
 | API_PORT      |         9000          | The port exposed by backend API. **Do not change this if you're running in Docker** |

docs/docs/documentation/getting-started/installation/installation-checklist.md

@@ -69,7 +69,7 @@ You should see the containers start up without error. You should now be able to
 
 !!! tip "Default Credentials"
 
-    **Username:** changeme@email.com
+    **Username:** changeme@example.com
 
     **Password:** MyPassword