Fix for TypeError in self-coordinator (#224)

Replaced usage of redisbench_admin.run.common.execute_init_commands to newer redis_benchmarks_specification.__common__.runner.execute_init_commands

Author: markovamaria

redis_benchmarks_specification/__self_contained_coordinator__/self_contained_coordinator.py

@@ -32,6 +32,7 @@
     extract_testsuites,
     reset_commandstats,
     exporter_datasink_common,
+    execute_init_commands,
 )
 from redis_benchmarks_specification.__runner__.runner import (
     print_results_table_stdout,
@@ -54,7 +55,6 @@
 from redisbench_admin.run.common import (
     get_start_time_vars,
     prepare_benchmark_parameters,
-    execute_init_commands,
 )
 from redisbench_admin.run.grafana import generate_artifacts_table_grafana_redis
 from redisbench_admin.run.redistimeseries import (

utils/tests/test_data/test-suites/redis-benchmark-full-suite-1Mkeys-100B.yml

@@ -4,8 +4,8 @@ description: "Runs the default redis-benchmark test suite, for a keyspace length
               with a data size of 100 Bytes for each key. On total 50 concurrent connections 
               will be used, sending 1M requests."
 dbconfig:
-  - configuration-parameters:
-    - save: '""'
+  configuration-parameters:
+    save: '""'
 tested-commands:
   - PING
   - SET