chore(deps): Update amazon/dynamodb-local Docker tag to v3

Author: renovate[bot]

docker-compose.yml

@@ -1,7 +1,7 @@
 version: '3'
 services:
   dynamodb-local:
-    image: amazon/dynamodb-local:2.6.1
+    image: amazon/dynamodb-local:3.3.0
     hostname: dynamodb-local
     environment:
       JAVA_OPTS: -Xms2g -Xmx2g