pin chain-mon to sdk version instead of workspace (ethereum-optimism#10597)

Author: nitaliano

packages/chain-mon/package.json

@@ -53,7 +53,7 @@
     "@eth-optimism/contracts-bedrock": "workspace:*",
     "@eth-optimism/contracts-periphery": "1.0.8",
     "@eth-optimism/core-utils": "workspace:*",
-    "@eth-optimism/sdk": "workspace:*",
+    "@eth-optimism/sdk": "^3.3.1",
     "@types/dateformat": "^5.0.0",
     "chai-as-promised": "^7.1.1",
     "dateformat": "^4.5.1",