Django updates

#35844: Python 3.14 compatibility. -------------------------------------+----------------------------

#36727: Deprecate get_placeholder in favor of get_placeholder_sql -----------------------------------

#13883: SelectBox.js with grouping (optgroup elements) -------------------------------------+--------

#36053: FilteredSelectMultiple label to the right of widget on a ModelMultipleChoiceField -----------

#36724: FilteredSelectMultiple widget has broken "for" attribute on <legend> --------

#25177: Filter reference field on model to a date difference raise a TypeError ----------------------

#36717: Admin login should redirect already logged-in users to page specified in next parameter -----

#36590: Redis, Memcached, and Database cache backends lack specialized many operation implementations

#36722: MySQL backend raises error when selecting 0 using an expression targeting an autofield. -----

#36711: Make createsuperuser in non-interactive mode observe AUTH_PASSWORD_VALIDATORS ---------------

#36714: Async signals lose ContextVar state due to use of asyncio.gather ----------------------------

#36725: Add documentation for HTML form field equivalents to Django form fields ---------------------

#36712: Deferred type annotations on template tags lead to TypeError with Python 3.14 ---------------

#36712: Deferred type annotations on template tags lead to TypeError with Python 3.14 ---------------

#36712: Deferred Annotations on Template Tags lead to TypeError with Python 3.14 --------------------

#36726: Typo in Japanese documentation ("手プレート" → "テンプレート") ---------------------

#36721: Template for data migrations? ----------------------------------+----------------------------

#36723: Help text appears below FilteredSelectMultiple's select controls ------------------------

#36720: Printing how many tests found when running tests -----------------------------------+--------

#35684: Remove raw_prefix when dropping support for gettext < 0.22.5 -----------------------------

#36715: intcomma filter crashes on non-finite numbers -------------------------------------+---------

#36680: Formatters run on `TemplateCommand` make `admin_scripts` tests brittle ----------------------

#32965: Django related manager allways choose db_for_read router and fail update/delete -------------

#35818: Failing to save file with long names containing dots -------------------------------------+--

#36719: django.core.files.storage.base.Storage.get_available_name and get_alternative_name assumes

#36719: django.core.files.storage.base.Storage.get_availabe_name and get_alternative_name assumes

#36718: Enable JSON negative indexing for Oracle 21c+ using [last-N] --------------------------------

#36663: Make management commands default to running checks against all databases --------------------

#36510: Header text for pagination contains title of table while it's the only pagination on the

#36420: Use actual SQLite limits in last_executed_query() -------------------------------------+-----