Fix848/dyn services dont start in prod

[sanderegg]

What do these changes do?

• get the network name using the full name instead of a part only which can lead to conflict if 2 or more stacks use the same letters in their stack name.

Related issue number

fixes #848

Checklist

• I think the code is well written
• Unit tests for the changes exist
• Documentation reflects the changes
• Runs in the swarm
• If you design a new module, add your user to .github/CODEOWNERS

[codecov-io]

Codecov Report

Merging #849 into master will decrease coverage by 14.02%.
The diff coverage is 0%.

@@             Coverage Diff             @@
##           master     #849       +/-   ##
===========================================
- Coverage    71.3%   57.28%   -14.03%     
===========================================
  Files         131      101       -30     
  Lines        5336     4050     -1286     
===========================================
- Hits         3805     2320     -1485     
- Misses       1531     1730      +199

Impacted Files	Coverage Δ
.../director/src/simcore_service_director/producer.py	76.54% <0%> (ø)	⬆️
...erver/src/simcore_service_webserver/rest_models.py	0% <0%> (-91.18%)	⬇️
...er/src/simcore_service_webserver/storage_routes.py	24.13% <0%> (-75.87%)	⬇️
...er/src/simcore_service_webserver/users_handlers.py	27.47% <0%> (-72.53%)	⬇️
...er/src/simcore_service_webserver/studies_access.py	26.26% <0%> (-66.67%)	⬇️
...er/src/simcore_service_webserver/login/handlers.py	23.87% <0%> (-63.52%)	⬇️
...core_service_webserver/projects/projects_access.py	25.8% <0%> (-58.07%)	⬇️
...rc/simcore_service_webserver/login/registration.py	38.46% <0%> (-53.85%)	⬇️
...eb/server/src/simcore_service_webserver/statics.py	25% <0%> (-52.78%)	⬇️
...ver/src/simcore_service_webserver/rest_handlers.py	46.66% <0%> (-50%)	⬇️
... and 61 more

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