fix contributing link in README
@@ -193,7 +193,7 @@ List of packages currently in existence for libp2p:
# Contribute
-go-libp2p is part of [The IPFS Project](https://github.com/ipfs/ipfs), and is MIT licensed open source software. We welcome contributions big and small! Take a look at the [community contributing notes](https://github.com/ipfs/community/blob/master/contributing.md). Please make sure to check the [issues](https://github.com/ipfs/go-libp2p/issues). Search the closed ones before reporting things, and help us with the open ones.
+go-libp2p is part of [The IPFS Project](https://github.com/ipfs/ipfs), and is MIT licensed open source software. We welcome contributions big and small! Take a look at the [community contributing notes](https://github.com/ipfs/community/blob/master/CONTRIBUTING.md). Please make sure to check the [issues](https://github.com/ipfs/go-libp2p/issues). Search the closed ones before reporting things, and help us with the open ones.
Guidelines:
