Remove deprecated methods (#943)

* #941 Removed deprecated methods

tests/test_api/test_types/test_message_entity.py

@@ -1,13 +1,7 @@
 from aiogram.types import MessageEntity
-from tests.deprecated import check_deprecated
 
 
 class TestMessageEntity:
     def test_extract(self):
         entity = MessageEntity(type="hashtag", length=4, offset=5)
         assert entity.extract("#foo #bar #baz") == "#bar"
-
-    def test_get_text(self):
-        entity = MessageEntity(type="hashtag", length=4, offset=5)
-        with check_deprecated("3.2", exception=AttributeError):
-            assert entity.get_text("#foo #bar #baz") == "#bar"

tests/test_dispatcher/test_deprecated.py

@@ -1,42 +0,0 @@
-import pytest
-
-from aiogram.dispatcher.event.telegram import TelegramEventObserver
-from aiogram.dispatcher.router import Router
-from tests.deprecated import check_deprecated
-
-OBSERVERS = {
-    "message",
-    "edited_message",
-    "channel_post",
-    "edited_channel_post",
-    "inline_query",
-    "chosen_inline_result",
-    "callback_query",
-    "shipping_query",
-    "pre_checkout_query",
-    "poll",
-    "poll_answer",
-    "my_chat_member",
-    "chat_member",
-    "chat_join_request",
-    "errors",
-}
-
-
-@pytest.mark.parametrize("observer_name", OBSERVERS)
-def test_deprecated_handlers_name(observer_name: str):
-    router = Router()
-
-    with check_deprecated("3.2", exception=AttributeError):
-        observer = getattr(router, f"{observer_name}_handler")
-        assert isinstance(observer, TelegramEventObserver)
-
-
-@pytest.mark.parametrize("observer_name", OBSERVERS)
-def test_deprecated_register_handlers(observer_name: str):
-    router = Router()
-
-    with check_deprecated("3.2", exception=AttributeError):
-        register = getattr(router, f"register_{observer_name}")
-        register(lambda event: True)
-        assert callable(register)