[BUG] Multiple sets of lines on suspension speed chart

[wfelliss]

🐞 Describe the bug

2 sets of fork and shock lines appear on the suspension speed graph

🔁 To Reproduce

Steps to reproduce the behavior:

1. Load in a run
2. Trim the run
3. Look at hte suspension speed graph

🎯 Expected behavior

Only the trimmed values should appear on the chart

❌ Actual behavior

Trimmed and previous ones appear

✅ Acceptance Criteria

This bug will be considered fixed when:

• The issue no longer occurs when following the reproduction steps
• The expected behavior is observed consistently
• No new bugs are introduced
• Edge cases related to this bug are handled

🖼 Screenshots / Logs

📎 Additional context

Add any other context about the problem here (environment, OS, browser, version, etc.).