Dev 3.x api 5.4 (#744)

* Re-generate API

* Added new modules

* Added handling new event type and approve/decline aliases for ChatJoinRequest

* Fixed code-coverage

* Bump API version

* Added patch-notes

docs/api/methods/approve_chat_join_request.rst

@@ -0,0 +1,51 @@
+######################
+approveChatJoinRequest
+######################
+
+Returns: :obj:`bool`
+
+.. automodule:: aiogram.methods.approve_chat_join_request
+    :members:
+    :member-order: bysource
+    :undoc-members: True
+
+
+Usage
+=====
+
+As bot method
+-------------
+
+.. code-block::
+
+    result: bool = await bot.approve_chat_join_request(...)
+
+
+Method as object
+----------------
+
+Imports:
+
+- :code:`from aiogram.methods.approve_chat_join_request import ApproveChatJoinRequest`
+- alias: :code:`from aiogram.methods import ApproveChatJoinRequest`
+
+In handlers with current bot
+----------------------------
+
+.. code-block:: python
+
+    result: bool = await ApproveChatJoinRequest(...)
+
+With specific bot
+~~~~~~~~~~~~~~~~~
+
+.. code-block:: python
+
+    result: bool = await bot(ApproveChatJoinRequest(...))
+
+As reply into Webhook in handler
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+.. code-block:: python
+
+    return ApproveChatJoinRequest(...)