Merge pull request #2007 from Remi-Gau/enh/badges

[ENH] add bluesky and youtube badges to readme

README.md

@@ -1,5 +1,7 @@
 [![Validation](https://github.com/bids-standard/bids-specification/actions/workflows/validation.yml/badge.svg)](https://github.com/bids-standard/bids-specification/actions/workflows/validation.yml)
 [![CircleCI](https://circleci.com/gh/bids-standard/bids-specification.svg?style=shield)](https://circleci.com/gh/bids-standard/bids-specification)
+[![Bluesky Follow](https://img.shields.io/badge/bluesky-Follow_bidsstandard-blue?logo=bluesky)](https://bsky.app/profile/bidsstandard.bsky.social)
+![YouTube Channel Subscribers](https://img.shields.io/youtube/channel/subscribers/UCxZUcYfd_nvIVWAbzRB1tlw)
 [![Mastodon Follow](https://img.shields.io/mastodon/follow/109520103085644521?domain=https%3A%2F%2Ffosstodon.org%2F)](https://fosstodon.org/@bidsstandard)
 [![@BIDSstandard](https://img.shields.io/twitter/follow/bidsstandard.svg?style=social)](https://x.com/BIDSstandard)
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.3686061.svg)](https://doi.org/10.5281/zenodo.3686061)