deps: curate npm dependency refresh (#138)

Author: ramtamilselvan

contracts/package-lock.json

@@ -40,13 +40,13 @@
     "@typechain/hardhat": "^9.0.0",
     "@types/chai": "^4.3.11",
     "@types/mocha": "^10.0.6",
-    "@types/node": "^20.10.0",
+    "@types/node": "^25.6.0",
     "chai": "^4.3.10",
-    "dotenv": "^16.3.1",
+    "dotenv": "^17.4.2",
     "ethers": "^6.9.0",
     "hardhat": "^2.19.0",
     "hardhat-contract-sizer": "^2.10.0",
-    "prettier": "^3.1.0",
+    "prettier": "^3.8.3",
     "prettier-plugin-solidity": "^1.3.1",
     "solhint": "^4.0.0",
     "solidity-coverage": "^0.8.5",