Fix random fail of plugin_tests CI job
When this test hit the runner called: hive-builder-1 (docker) 16-core VM on i7-7820x, 32G, exception was raised cause time limit was exceeded.
Example job: https://gitlab.syncad.com/hive/hive/-/jobs/400896
In the pipeline test reports tab the following assertive message shows the taken time:
ASSERTION FAILURE:
- file : direct_rc_delegation.cpp
- line : 1524
- message: critical check value > elapsed_time_ms has failed [600 <= 698.77038200000004]