chore(vector-stream): remove semicolon lint allow

[arfa79]

Summary

Remove the obsolete clippy::semicolon_if_nothing_returned suppression from the Vector Stream expiration queue test. Current Clippy accepts the test without the historical workaround.

References

Related: #23659

Vector configuration

Not applicable; this is a test-only lint cleanup.

How did you test this PR?

• cargo clippy --package vector-stream --all-targets
• cargo test --package vector-stream expiration_queue_impl_keyed_timer
• cargo fmt --all -- --check
• git diff --check

Does this PR include user facing changes?

• Yes. Please add a changelog fragment based on our guidelines.
• No. A maintainer will apply the no-changelog label to this PR.

Contributor Guidelines

• Please read our Vector contributor resources.
• Do not hesitate to use @vectordotdev/vector to reach out to us regarding this PR.
• Before pushing, follow our pre-push guidance.
• After a review is requested, please avoid force pushes to help us review incrementally.
  • Feel free to push as many commits as you want. They will be squashed into one before merging.
  • For example, you can run git merge origin master and git push.

[Copilot]

🟢 Approval recommended

Low-risk, test-only lint cleanup that removes an obsolete suppression without changing behavior.

Pull request overview

Removes an obsolete Clippy lint suppression from a vector-stream unit test now that current Clippy versions accept the code without the historical workaround, aligning with the ongoing effort to eliminate unnecessary allow attributes.

Changes:

• Deleted #[allow(clippy::semicolon_if_nothing_returned)] from the expiration_queue_impl_keyed_timer Tokio test.
• Kept the test behavior unchanged while reducing lint suppression surface area.

File summaries

File	Description
lib/vector-stream/src/partitioned_batcher.rs	Removes a no-longer-needed Clippy allow on the expiration queue keyed-timer test.

Review details

• Files reviewed: 1/1 changed files
• Comments generated: 0
• Review effort level: Lite

---

💡 Add a code-review agent skill or configure MCP servers for context-aware, tailored reviews. Learn more in the docs.

[thomasqueirozb]

Thanks!