clams-vocabulary and pyproject.toml migration

[keighrim]

fixes#309
fixes#327

[codecov]

Codecov Report

❌ Patch coverage is 90.00000% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 73.27%. Comparing base (1b14e89) to head (cff6561).
⚠️ Report is 8 commits behind head on develop.

Files with missing lines	Patch %	Lines
mmif/vocabulary/annotation_types.py	0.00%	1 Missing ⚠️
mmif/vocabulary/document_types.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@ Coverage Diff @@## develop #381 +/- ##
===========================================
+ Coverage 73.24% 73.27% +0.03% 
===========================================
Files 22 27 +5 Lines 3106 3121 +15 ===========================================
+ Hits 2275 2287 +12 - Misses 831 834 +3 

Flag	Coverage Δ
unittests	73.27% <90.00%> (+0.03%)	⬆️

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

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.