perf(rspack_core): add cache to depended_modules in code splitter

[Boshen]

Summary

Code splitting has a hot path on depended_modules, this PR caches the result. In a project a with 20k modules, code splitting time is reduced from 6s to 2s.

Related issue (if exists)

Types of changes

• [ ] Docs change / Dependency upgrade
• [ ] Bug fix
• [x] New feature / Improvement
• [ ] Refactoring
• [ ] Breaking change

Checklist

• [ ] I have added changeset via pnpm run changeset.
• [ ] I have added tests to cover my changes.

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: 1ac354073a182097ed80ee56001599ba28ccc444

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[Boshen]

@hyf0 this has a better perf improvement, please take a look.