v0.8.0

Commits:

• e877302 feat: add sealCjsExports, settling the CommonJS re-export accessors into data properties
• c38f78f docs: cut the seal comment down to the invariant
• f4aae70 fix: stop sealCjsExports from freezing modules that write their own exports
• 1df53af test: pin the sealCjsExports build output like every other fixture
• 6727af9 fix: seal .cts output, and stop settling live bindings
• f7fa51c Merge pull request #73 from colinhacks/seal-cjs-exports
• ccdf114 chore: bump version to 0.8.0