Comstock Integration Tests

[nmerket]

Fixes #327.

Pull Request Description

Adds integration testing with ComStock.

Checklist

Not all may apply

• Code changes (must work)
• Tests exercising your feature/bug fix (check coverage report on Checks -> BuildStockBatch Tests -> Artifacts)
• Coverage has increased or at least not decreased. Update minimum_coverage in .github/workflows/ci.yml as necessary.
• All other unit and integration tests passing
• Update validation for project config yaml file changes
• Update existing documentation
• Run a small batch run on Eagle to make sure it all works if you made changes that will affect Eagle
• Add to the changelog_dev.rst file and propose migration text in the pull request

[github-actions]

File	Coverage
All files	24%	❌
base.py	51%	✅
eagle.py	0%	❌
exc.py	57%	✅
local.py	61%	✅
postprocessing.py	48%	✅
utils.py	33%	✅
sampler/base.py	65%	✅
sampler/downselect.py	20%	❌
sampler/precomputed.py	90%	✅
sampler/residential_quota.py	33%	✅
test/conftest.py	28%	❌
test/test_base.py	0%	❌
test/test_docker.py	0%	❌
test/test_eagle.py	0%	❌
test/test_integration.py	49%	✅
test/test_postprocessing.py	0%	❌
test/test_utils.py	0%	❌
test/test_validation.py	0%	❌
workflow_generator/base.py	36%	✅
workflow_generator/commercial.py	28%	❌
workflow_generator/residential.py	10%	❌
workflow_generator/residential_hpxml.py	12%	❌
workflow_generator/test_workflow_generator.py	0%	❌

Minimum allowed coverage is 33%

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