Newly generated translations are now left blank and marked as needing translation instead of automatically copying the original text. This helps translators clearly identify content that still needs work while preserving the original text as a fallback where needed.

When generating new translations (e.g. 'edit translations' button on a view or
on a translatable field), the new generated translations have the source as
translation value.

Set the state to 'to_translate' as it is the default value