[v2] Blockquote is incorrectly parsed

[xplus2g4]

Code that causes the issue

client.send_message(chat, html="<blockquote>test</blockquote>")

Expected behavior

This should produce 'test' wrapped in blockquote

Actual behavior

This falls to produce quotes. <details /> (spoiler) worked normally.

Traceback

No response

Telethon version

2.0.0a0

Python version

3.12

Operating system (including distribution name and version)

macOS

Other details

No response

Checklist

• The error is in the library's code, and not in my own.
• I have searched for this issue before posting it and there isn't an open duplicate.
• I ran pip install -U https://github.com/LonamiWebs/Telethon/archive/v1.zip and triggered the bug in the latest version.

[xplus2g4]

On a side note:
event.text_html will parse <blockquote>test</blockquote> to test (entities = [])
while <details>test</details> to <details>test</details> (entities = [MessageEntitySpoiler]).