feat(): Align the ZQ1 isolated-server version to v9.3.1 (#354)

Author: mauromedda

products/zilliqa-isolated-server/Dockerfile

@@ -1,5 +1,5 @@
 #FROM 648273915458.dkr.ecr.us-west-2.amazonaws.com/zilliqa:7186a35
-FROM zilliqa/zilliqa:v9.2.6
+FROM zilliqa/zilliqa:v9.3.1
 ARG SOURCE_DIR=/zilliqa
 
 WORKDIR ${SOURCE_DIR}