Documentation error "autodoc2_replace_annotations" expects list not dict

[desplenterkarel]

When reading and copying the code blocks a user makes the mistake of giving a dict and not the needed list resulting in an warning thrown.

https://github.com/sphinx-extensions2/sphinx-autodoc2/blob/1f55a8872cccd235cafa6323e2ae8c3a563156f4/docs/quickstart.md?plain=1#L106