fix(lib-dynamodb): missing @smithy/core dependency in @aws-sdk/lib-dynamodb (#6384)

Author: stekycz

Diff for: lib/lib-dynamodb/package.json

@@ -27,6 +27,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@aws-sdk/util-dynamodb": "*",
+    "@smithy/core": "^2.3.2",
     "@smithy/smithy-client": "^3.1.12",
     "@smithy/types": "^3.3.0",
     "tslib": "^2.6.2"