Bump hardhat from 2.19.0 to 2.19.1

Bumps [hardhat](https://github.com/nomiclabs/hardhat) from 2.19.0 to 2.19.1.
- [Release notes](https://github.com/nomiclabs/hardhat/releases)
- [Commits](https://github.com/nomiclabs/hardhat/compare/[email protected]@2.19.1)

---
updated-dependencies:
- dependency-name: hardhat
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

yarn.lock

@@ -2355,9 +2355,9 @@ graceful-fs@^4.2.6:
   integrity sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==
 
 hardhat@^2.3.0:
-  version "2.19.0"
-  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.19.0.tgz#1e08658863550ba351788ea128e544ff80584a31"
-  integrity sha512-kMpwovOEfrFRQXEopCP+JTcKVwSYVj8rnXE0LynxDqnh06yvyKCQknmXL6IVYTHQL6Csysc/yNbCHQbjSeJGpA==
+  version "2.19.1"
+  resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.19.1.tgz#5e09e8070ecfc6109ba9d3a4a117ec2b0643032a"
+  integrity sha512-bsWa63g1GB78ZyMN08WLhFElLPA+J+pShuKD1BFO2+88g3l+BL3R07vj9deIi9dMbssxgE714Gof1dBEDGqnCw==
   dependencies:
     "@ethersproject/abi" "^5.1.2"
     "@metamask/eth-sig-util" "^4.0.0"