fix: Remove unused imports and superfluous arguments in tests

[hzhangxyz]

• test_chain.ts: Remove unused Idea import
• test_dump.ts: Remove superfluous addr argument from main() calls

[Copilot]

Pull request overview

This PR cleans up the TypeScript test suite by removing unused imports and eliminating unnecessary arguments when calling main() in dump-related tests.

Changes:

• Update tests/test_dump.ts to call main(sequelize) instead of passing an extra unused addr argument.
• Remove the unused Idea import from tests/test_chain.ts.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
tests/test_dump.ts	Removes a superfluous argument from main() calls to match the current ddss/dump.ts signature.
tests/test_chain.ts	Removes an unused ORM import to avoid dead code in the test file.

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