fix: pin ms dependency to avoid breaking change (#1774)

Author: conor-temporal

package-lock.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "@temporalio/proto": "file:../proto",
     "long": "^5.2.3",
-    "ms": "^3.0.0-canary.1",
+    "ms": "3.0.0-canary.1",
     "nexus-rpc": "^0.0.1",
     "proto3-json-serializer": "^2.0.0"
   },