chore(deps): update hardhat packages

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

bun.lock

@@ -36,11 +36,11 @@
     "@amxx/graphprotocol-utils": "1.2.0",
     "@graphprotocol/graph-cli": "0.96.0",
     "@graphprotocol/graph-ts": "0.38.0",
-    "@nomicfoundation/hardhat-foundry": "1.2.0",
+    "@nomicfoundation/hardhat-foundry": "1.2.1",
     "@nomicfoundation/hardhat-ignition-viem": "0.15.16",
-    "@nomicfoundation/hardhat-toolbox-viem": "4.1.1",
+    "@nomicfoundation/hardhat-toolbox-viem": "4.1.2",
     "@nomiclabs/hardhat-solhint": "4.1.0",
-    "hardhat": "2.27.1",
+    "hardhat": "2.28.6",
     "solhint": "6.0.1",
     "@openzeppelin/subgraphs": "0.1.8-5"
   },