Fix failing tests due to not reply to tx commit message in script

Author: Zhen

driver/src/test/resources/acquire_endpoints.script

@@ -7,4 +7,4 @@ C: RUN "CALL dbms.cluster.routing.getServers" {}
    PULL_ALL
 S: SUCCESS {"fields": ["ttl", "servers"]}
    RECORD [9223372036854775807, [{"addresses": ["127.0.0.1:9007","127.0.0.1:9008"],"role": "WRITE"}, {"addresses": ["127.0.0.1:9005","127.0.0.1:9006"], "role": "READ"},{"addresses": ["127.0.0.1:9001","127.0.0.1:9002","127.0.0.1:9003"], "role": "ROUTE"}]]
-   SUCCESS {}
+   SUCCESS {}

driver/src/test/resources/write_server.script

@@ -4,8 +4,9 @@
 !: AUTO PULL_ALL
 !: AUTO RUN "ROLLBACK" {}
 !: AUTO RUN "BEGIN" {}
+!: AUTO RUN "COMMIT" {}
 
 C: RUN "CREATE (n {name:'Bob'})" {}
    PULL_ALL
 S: SUCCESS {}
-   SUCCESS {}
+   SUCCESS {}