Issue on Search vertical scaling merge_dicts

[filipecosta90]

traceback sample:

2024-07-08 09:10:08,122 INFO Merging setup dbconfig: {'module-configuration-parameters': {'redisearch': {'WORKERS': 3, 'MIN_OPERATION_WORKERS': 3}, 'module-oss': {'WORKERS': 3, 'MIN_OPERATION_WORKERS': 3}}}, with benchmark dbconfig {'name': 'ftsb-10K-enwiki_abstract-hashes-term-prefix', 'metadata': {'component': 'search'}, 'setups': ['oss-standalone', 'oss-standalone-threads-3', 'oss-standalone-threads-6', 'oss-standalone-threads-12', 'oss-cluster-02-primaries', 'oss-cluster-04-primaries', 'oss-cluster-08-primaries', 'oss-cluster-16-primaries', 'oss-cluster-20-primaries', 'oss-cluster-24-primaries', 'oss-cluster-32-primaries'], 'dbconfig': [{'dataset_name': 'ftsb-10K-enwiki_abstract-hashes'}, {'init_commands': ['"FT.CREATE" "enwiki_abstract" "ON" "HASH" "SCHEMA" "title" "text" "SORTABLE" "url" "text" "SORTABLE" "abstract" "text" "SORTABLE"']}, {'tool': 'ftsb_redisearch'}, {'parameters': [{'workers': 64}, {'reporting-period': '1s'}, {'input': 'https://s3.amazonaws.com/benchmarks.redislabs/redisearch/datasets/enwiki_abstract-hashes-wildcard/enwiki_abstract-hashes-wildcard.redisearch.commands.SETUP.csv'}]}, {'check': {'keyspacelen': 10000}}], 'clientconfig': [{'benchmark_type': 'read-only'}, {'tool': 'ftsb_redisearch'}, {'parameters': [{'workers': 64}, {'reporting-period': '1s'}, {'input': 'https://s3.amazonaws.com/benchmarks.redislabs/redisearch/datasets/enwiki_abstract-hashes-prefix/enwiki_abstract-hashes-prefix.redisearch.commands.BENCH.QUERY_prefix.csv'}]}], 'remote': [{'type': 'oss-standalone'}, {'setup': 'redisearch-m5'}, {'spot_instance': 'oss-redisearch-m5-spot-instances'}]}
Traceback (most recent call last):
  File "/home/runner/work/RediSearch/RediSearch/venv/bin/redisbench-admin", line 8, in <module>
    sys.exit(main())
  File "/home/runner/work/RediSearch/RediSearch/venv/lib/python3.10/site-packages/redisbench_admin/cli.py", line 149, in main
    run_remote_command_logic(args, project_name, project_version)
  File "/home/runner/work/RediSearch/RediSearch/venv/lib/python3.10/site-packages/redisbench_admin/run_remote/run_remote.py", line 294, in run_remote_command_logic
    benchmark_runs_plan = define_benchmark_plan(benchmark_definitions, default_specs)
  File "/home/runner/work/RediSearch/RediSearch/venv/lib/python3.10/site-packages/redisbench_admin/run/run.py", line [119](https://github.com/RediSearch/RediSearch/actions/runs/9836658734/job/27152848427?pr=4852#step:10:120), in define_benchmark_plan
    final_db_config = merge_dicts(benchmark_dbconfig, setup_dbconfig)
  File "/home/runner/work/RediSearch/RediSearch/venv/lib/python3.10/site-packages/redisbench_admin/run/run.py", line 43, in merge_dicts
    result[key] = value
TypeError: list indices must be integers or slices, not str

full log: https://github.com/RediSearch/RediSearch/actions/runs/9836658734/job/27152847727?pr=4852