fix: remove FOSSA bagde (#273)

README.md

@@ -72,6 +72,3 @@ cargo test --all --all-features
 If you want to get involved in discussions about this technology, or you're looking for support, go to the #stronghold-discussion channel on [Discord](https://discord.iota.org/).
 
 If you wish to join the Stronghold X-Team, please fill out [this form](https://forms.gle/AUdjcp4kCRLgG3Qd9).
-
-## License
-[![FOSSA Status](https://app.fossa.com/api/projects/git%2Bgithub.com%2Fiotaledger%2Fstronghold.rs.svg?type=large)](https://app.fossa.com/projects/git%2Bgithub.com%2Fiotaledger%2Fstronghold.rs?ref=badge_large)