sidecar: remove access to non defined variable

[sanderegg]

What do these changes do?

• removes access to non-defined variable when running sidecar through the CLI

Related issue/s

How to test

Checklist

[codecov]

Codecov Report

Merging #2316 (c7c7b00) into master (6a4c45b) will decrease coverage by 0.0%.
The diff coverage is n/a.

❗ Current head c7c7b00 differs from pull request most recent head 45280ba. Consider uploading reports for the commit 45280ba to get more accurate results

@@           Coverage Diff            @@
##           master   #2316     +/-   ##
========================================
- Coverage    71.7%   71.7%   -0.1%     
========================================
  Files         506     506             
  Lines       19927   19932      +5     
  Branches     1950    1949      -1     
========================================
+ Hits        14299   14302      +3     
- Misses       5150    5153      +3     
+ Partials      478     477      -1     

Flag	Coverage Δ
integrationtests	61.9% <ø> (+<0.1%)	⬆️
unittests	67.1% <ø> (+<0.1%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...es/sidecar/src/simcore_service_sidecar/executor.py	77.3% <ø> (-0.2%)	⬇️
...src/simcore_service_storage/s3wrapper/s3_client.py	67.5% <0.0%> (-1.4%)	⬇️
...ervices/storage/src/simcore_service_storage/dsm.py	72.6% <0.0%> (+<0.1%)	⬆️
...ce_webserver/resource_manager/garbage_collector.py	75.7% <0.0%> (+0.9%)	⬆️