chore(deps): update dependency hardhat-gas-reporter to v2

Author: renovate[bot]

package.json

@@ -16,7 +16,7 @@
         "ethers": "^5.6.9",
         "hardhat": "^2.12.7",
         "hardhat-contract-sizer": "^2.8.0",
-        "hardhat-gas-reporter": "^1.0.9",
+        "hardhat-gas-reporter": "^2.0.0",
         "husky": "^8.0.3",
         "lint-staged": "^14.0.0",
         "prettier": "^3.0.0-alpha.5",