fixed ssl tests

Author: rashtao

driver/src/test/java/com/arangodb/ArangoSslTest.java

@@ -75,6 +75,7 @@ void connect(Protocol protocol) throws Exception {
         final ArangoDB arangoDB = new ArangoDB.Builder()
                 .useProtocol(protocol)
                 .host("localhost", 8529)
+                .password("test")
                 .useSsl(true)
                 .sslContext(sc).build();
         final ArangoDBVersion version = arangoDB.getVersion();

driver/src/test/java/com/arangodb/async/example/ssl/SslExampleTest.java

@@ -69,6 +69,7 @@ void connect() throws Exception {
 
         final ArangoDBAsync arangoDB = new ArangoDBAsync.Builder()
                 .host("localhost", 8529)
+                .password("test")
                 .useSsl(true)
                 .sslContext(sc).build();
         final ArangoDBVersion version = arangoDB.getVersion().get();