Add Hardhat+Solidity VSCode extension

Author: fvictorio

docs/resources.rst

@@ -85,6 +85,9 @@ Editor Integrations
     * `Solidity Visual Auditor extension <https://marketplace.visualstudio.com/items?itemName=tintinweb.solidity-visual-auditor>`_
         Adds security centric syntax and semantic highlighting to Visual Studio Code.
 
+    * `Hardhat + Solidity Visual Studio Code extension <https://marketplace.visualstudio.com/items?itemName=NomicFoundation.hardhat-solidity>`_
+        Solidity and Hardhat support by the Hardhat team.
+
 Solidity Tools
 ==============