Update website for 0.4.1 (#5031) #3426

Job	Run time
format	47s
mypy (./packages/autogen-core)	2m 13s
pyright (./packages/autogen-core)	55s
mypy (./packages/autogen-magentic-one)	1m 5s
pyright (./packages/autogen-magentic-one)	55s
mypy (./packages/agbench)	55s
pyright (./packages/agbench)	1m 6s
mypy (./packages/autogen-ext)	1m 45s
pyright (./packages/autogen-ext)	55s
mypy (./packages/autogen-agentchat)	1m 11s
pyright (./packages/autogen-agentchat)	1m 4s
mypy (./packages/magentic-one-cli)	1m 8s
codecov (./packages/autogen-core)	56s
pyright (./packages/magentic-one-cli)	51s
codecov (./packages/autogen-magentic-one)	2m 51s
codecov (./packages/autogen-ext)	2m 36s
docs (./packages/autogen-core)	1m 27s
codecov (./packages/autogen-agentchat)	1m 9s
docs-example-check (./packages/autogen-core)	2m 31s
markdown-code-lint	2m 6s
lint	49s
samples-code-check	1m 5s
test (./packages/autogen-core)	50s
check-proto-changes-python	1m 6s
test (./packages/autogen-magentic-one)	1m 21s
test (./packages/autogen-ext)	2m 58s
test (./packages/autogen-agentchat)	56s
	37m 31s

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