Nb-query

Update to 3.11 and pandas 2 and typer

Update to 3.11 and pandas 2

Rewrote the file search to make it more readable.

- fixed importing: `from nb_query import nb_query`
- better readme

This is the first version of the nb_query package, a tool to search in Jupyter notebooks.

Created with the help of the "Hypermodern python" article series.

Join the [Code Quality for Data Science (CQ4ds) Discord channel](https://discord.com/invite/8uUZNMCad2) for discussion.