The gaia on maxgraphs store test can't not run manually

[acezen]

Describe the bug
The gremlin_test would failed if run manually.

To Reproduce
Steps to reproduce the behavior:

export GRAPHSCOPE_HOME=/usr/local  # here should set your own graphscope home
cd interactive_engine/src/gaia-adaptor && ./gremlin_test.sh   # first time, the test run successfully.

# manually run the test
LOG_NAME=maxnode ${GRAPHSCOPE_HOME}/bin/giectl max_node_gaia
cd interactive_engine/src/gaia-adaptor && mvn test  # test failed

Expected behavior

run the test manually without rebuild should be successful.

** Another place need to revise
the test need a sleep 20 to wait for server start.

Environment (please complete the following information):

• GraphScope version: [main]
• OS: [Ubuntu]
• Version [20.04]