Tracking issue for EEST related tasks necessary for "The Weld": Moving ./tests/ from execution-spec-tests to execution-specs.

Things that need or are still open for discussion are here:

• docs: some ideas on moving ./tests to ethereum/execution-specs #1645

Sub-Tasks

• chore(packaging): make eest a publishable package #1565
• chore(deps): Support pypy3.11 #1840
• execution-specs t8n claims Constantinople is unsupported #266
  • We should try to avoid skipping tests and shouldn't make sure we don't make any complaints about Constantinople with EELS ))
• Improve EEST repo labels; align better with EELS.
• feat(packaging,types): add kzg setup to package-data #1909
• chore(deps): remove dependency on ethereum-execution #1735
• refactor(tests): replace absolute imports with relative imports #1844
• chore(pytest,packaging): reorganize pytest ini files #1885