Added support for Bot API 7.0 (#1387)

* Added support for Bot API 7.0

* Fixed available tests

* Fixed text decorations

* Bot API 7.0 tests for ForwardMessages

* Bot API 7.0 tests for CopyMessages

* Bot API 7.0 tests for DeleteMessages

* Bot API 7.0 tests for GetUserChatBoosts

* Bot API 7.0 tests for SetMessageReaction

* Fixed custom_emoji attribute name

* Fixed tests

* Test parsing CallbackQuery message (inaccessible and accessible)

* Added changes description

* Bot API 7.0 tests for dispatcher handle update message_reaction

* Bot API 7.0 tests for dispatcher handle update message_reaction_count

* Bot API 7.0 tests for dispatcher handle update chat_boost

* Bot API 7.0 tests for dispatcher handle update removed_chat_boost

* fix tests: update ReactionTypeCustomEmoji custom_emoji -> custom_emoji_id

* micro fix Markdown V2 blockquote

* add tests for Markdown tools

* fix markdown test apply single entity

* add tests coverage for Message.react

* check that all messages and content types are covered for Message.content_type

* sort imports in tests (run `make reformat lint`)

* update Giveaway objects Unix time field to DateTime type

* Update Message.content_type property

* upgrade tests for message content_types and sent_copy

* Update Giveaway type generation config

* Update GiveawayWinners and PassportFile types generation configs

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Co-authored-by: Suren Khorenyan <surenkhorenyan@gmail.com>

.butcher/enums/MessageOriginType.yml

@@ -0,0 +1,13 @@
+name: MessageOriginType
+description: |
+  This object represents origin of a message.
+
+  Source: https://core.telegram.org/bots/api#messageorigin
+multi_parse:
+  attribute: type
+  regexp: "'([a-z_]+)'"
+  entities:
+    - MessageOriginUser
+    - MessageOriginHiddenUser
+    - MessageOriginChat
+    - MessageOriginChannel