build: update dependency name from bs4 to beautifulsoup4

Author: ytinyui

poetry.lock

@@ -13,7 +13,7 @@ python = "^3.10"
 websockets = "^13.1"
 aiohttp = "^3.9.5"
 aiofiles = "^23.2.1"
-bs4 = "^0.0.2"
+beautifulsoup4 = "^4.12.3"
 mkdocstrings = "^0.29.1"
 
 
@@ -64,4 +64,4 @@ post_test = 'coverage html'
 [tool.mypy]
 exclude = [
     "tests/",
-]
+]