fix pulsar info command to show correct plot size

[ParthDesai]

Description

Currently, the summary file is not updated when plot size is changed in settings.toml. This PR remedy this by updating the user_space_pledged when farm command is invoked.

Fixes: https://forum.subspace.network/t/pulsar-info-subcommand-outputs-an-obsolete-plot-size/1692

[astahmer]

done in https://github.com/astahmer/typed-openapi/pull/95