Start EIA-176 pipelines: company data

[davidmudrauskas]

PR Overview

• Replacement PR for Start EIA-176 pipelines: company data #2949
• This introduces the basic extraction components for EIA-176, starting with reading company data. We can extend this pattern to process all EIA-176 data, but that is not included in this PR.
• This also includes integration with Dagster, where the assets materialized successfully.

PR Checklist

• Merge the most recent version of the branch you are merging into (probably dev).
• All CI checks are passing. Run tests locally to debug failures
• Make sure you've included good docstrings.
• For major data coverage & analysis changes, run data validation tests
• Include unit tests for new functions and classes.
• Defensive data quality/sanity checks in analyses & data processing functions.
• Update the release notes and reference reference the PR and related issues.
• Do your own explanatory review of the PR to help the reviewer understand what's going on and identify issues preemptively.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (6f15582) 92.6% compared to head (90bb0c7) 92.6%.
Report is 7 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff           @@
##            main   #3227    +/-   ##
======================================
  Coverage   92.6%   92.6%            
======================================
  Files        140     143     +3     
  Lines      12843   12972   +129     
======================================
+ Hits       11894   12016   +122     
- Misses       949     956     +7     

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