Minor doc fixes please merge #2264

Job	Run time
lint	48s
format	53s
mypy (./packages/autogen-core)	2m 11s
pyright (./packages/autogen-core)	1m 15s
mypy (./packages/autogen-magentic-one)	1m 16s
test (./packages/autogen-core)	1m 36s
mypy (./packages/agbench)	1m 4s
pyright (./packages/autogen-magentic-one)	1m 4s
mypy (./packages/autogen-ext)	1m 42s
pyright (./packages/agbench)	53s
test (./packages/autogen-magentic-one)	1m 21s
mypy (./packages/autogen-agentchat)	1m 7s
test (./packages/autogen-ext)	2m 10s
pyright (./packages/autogen-ext)	58s
test (./packages/autogen-agentchat)	58s
pyright (./packages/autogen-agentchat)	58s
check-proto-changes-python	1m 2s
docs (./packages/autogen-core)	1m 23s
docs-example-check (./packages/autogen-core)	2m 9s
	24m 48s

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