Fix missing message content types

[Forden]

Description

Telegram supports sharing users and chats through convenient UI since February, 2023 and while aiogram has support for user_shared and chat_shared params, it doesn't detect them in message.content_type helper. This PR fixes this error.

Type of change

• Bug fix (non-breaking change which fixes an issue)

[github-actions]

✔️ Changelog found.

Thank you for adding a description of the changes

[JrooTJunior]

Tests should also be added.

[codecov]

Codecov Report

Merging #1252 (da082a0) into dev-3.x (4e7c667) will decrease coverage by 0.03%.
Report is 6 commits behind head on dev-3.x.
The diff coverage is 50.00%.

❗ Current head da082a0 differs from pull request most recent head 3e24d4d. Consider uploading reports for the commit 3e24d4d to get more accurate results

@@             Coverage Diff             @@
##           dev-3.x    #1252      +/-   ##
===========================================
- Coverage   100.00%   99.97%   -0.03%     
===========================================
  Files          364      364              
  Lines         9309     9313       +4     
===========================================
+ Hits          9309     9311       +2     
- Misses           0        2       +2     

Flag	Coverage Δ
unittests	99.97% <50.00%> (-0.03%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
aiogram/types/message.py	99.57% <50.00%> (-0.43%)	⬇️