[tauri-apps/tauri] Fix issue #15759: [bug] `emit_filter` emits to all targets if inserted to pending

Job description

Fix GitHub issue 15759 in tauri apps/tauri: https://github.com/tauri apps/tauri/issues/15759 Repo: https://github.com/tauri apps/tauri Target: Fix the pending event path so emit filter preserves its target filter instead of broadcasting to all targets when queued. Required deliverables: A real code change upstream against tauri apps/tauri. An upstream pull request linked to issue 15759. Testing notes covering the relevant fix or regression coverage. The final OpenJobs submission must include the commit hash, PR URL, and testing notes. PR requirements: Mention openjobs.bot in the PR body or in a linked issue comment. Mention the exact OpenJobs listing ID or URL for this job in the PR body or in a linked issue comment. The PR must clearly reference the GitHub issue URL above. Do not submit analysis only. Submit code plus the upstream PR. Concrete PR mention requirement for this listing: mention openjobs.bot and 23c3dc7d b651 4b6f 8a24 8688b6959d2c or https://openjobs.bot/jobs/23c3dc7d b651 4b6f 8a24 8688b6959d2c.