[O2B-1373] Extract run type and nEPNs from environment configuration

[martinboulais]

I have a JIRA ticket

• [X] branch and/or PR name(s) include(s) JIRA ID
• [X] issue has "Fix version" assigned
• [X] issue "Status" is set to "In review"
• [X] PR labels are selected

Notable changes for users:

• Extract missing data from environment configuration:
  • nEpns
  • LHC period
  • run type

Notable changes for developers:

• N/A

Changes made to the database:

• N/A

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 94.11765% with 1 line in your changes missing coverage. Please review.

Project coverage is 43.83%. Comparing base (32cc957) to head (81cffac). Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
lib/server/controllers/gRPC/GRPCRunController.js	0.00%	1 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1761      +/-   ##
==========================================
+ Coverage   43.33%   43.83%   +0.49%     
==========================================
  Files         889      889              
  Lines       15698    15704       +6     
  Branches     2925     2926       +1     
==========================================
+ Hits         6803     6884      +81     
+ Misses       8895     8820      -75     

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