Fix
* fix: Added metadata for miscellaneous models (1557)
* Added script for generating metadata, and metadata for the listed models
* Added misc models to overview
* Fixed misc metas
* Removed unnecessary imports
* Added logic to retrieve base model information
* Added base models to misc meta
* Added superseded_by to sentence-croissant models
* Added training datasets to mis models ([`ce8c175`](https://github.com/embeddings-benchmark/mteb/commit/ce8c17541e61ca259bf73f1b0d634a9cea3f93bd))