Fix CI

packages/contracts/package.json

@@ -34,7 +34,7 @@
     "@openzeppelin/contracts": "^3.3.0",
     "@openzeppelin/test-helpers": "^0.5.10",
     "eth-gas-reporter": "^0.2.22",
-    "hardhat": "^2.12.7",
+    "hardhat": "^2.6.1",
     "hardhat-gas-reporter": "^1.0.1",
     "npm-run-all": "^4.1.5",
     "solidity-coverage": "^0.7.16",

packages/dev-frontend/package.json

@@ -10,7 +10,7 @@
     "@fortawesome/free-solid-svg-icons": "5.15.2",
     "@fortawesome/react-fontawesome": "0.1.14",
     "@liquity/chicken-bonds": "file:.yalc/@liquity/chicken-bonds",
-    "@metamask/eth-sig-util": "5.0.0",
+    "@metamask/eth-sig-util": "5.0.1",
     "@testing-library/dom": "7.30.0",
     "@testing-library/jest-dom": "5.11.9",
     "@testing-library/react": "11.2.5",

yarn.lock

@@ -2689,10 +2689,10 @@
   resolved "https://registry.yarnpkg.com/@mdx-js/react/-/react-1.6.22.tgz#ae09b4744fddc74714ee9f9d6f17a66e77c43573"
   integrity sha512-TDoPum4SHdfPiGSAaRBw7ECyI8VaHpK8GJugbJIJuqyh6kzw9ZLJZW3HGL3NNrJGxcAixUvqROm+YuQOo5eXtg==
 
-"@metamask/[email protected].0":
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/@metamask/eth-sig-util/-/eth-sig-util-5.0.0.tgz#106364008029d30a231668a7133d6d0dae60adf6"
-  integrity sha512-wBOfkmPJoQG3c6kfxxJxQKfzxqSVtMxRjMD4C6xNtGU+TEuBacC3jIgjUUPlC5MTWu4XFo1Y8VWrmc1AlwAitA==
+"@metamask/[email protected].1":
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/@metamask/eth-sig-util/-/eth-sig-util-5.0.1.tgz#1200e9dc30e75431d8d3394a5f057a5b2a4c4fdc"
+  integrity sha512-+LzrvgqCGq/R/bOtBTGTRjm22u0L4j35cHl3m4N71+0l0M+sqnPkYJ51QEIhHeWQE2xgNojzci93/8Vj9TsYuQ==
   dependencies:
     "@ethereumjs/util" "^8.0.0"
     bn.js "4.11.8"