Add link to part 2 article

Author: cassc

Diff for: README.md

@@ -1,4 +1,6 @@
 A series of tutorials for developing Ethereum in Rust
 
 - [Part 1](https://medium.com/@august2079/ethereum-with-rust-tutorial-part-1-create-simple-transactions-with-rust-26d365a7ea93): Ethereum with Rust Tutorial Part 1: Create simple transactions with Rust
+- [Part 2](https://medium.com/@august2079/ethereum-with-rust-tutorial-part-2-compile-and-deploy-solidity-contract-with-rust-c3cd16fce8ee): Ethereum with Rust Tutorial Part 2: Compile and Deploy Solidity Contract with Rust
+