Describe the bug

Search for something in a Scratch file using ctrl-f. Tap the next button to move to the next occurrence while the first occurrence is flashing. It will remain lit up if that's the state it was in when moving to the next one.

To Reproduce

Quickly move through occurrences of string using find functionality.

Expected behavior

No strings remain incorrectly coloured

Screenshots

Device (please complete the following information):

• Windows/Mac
• Chrome

Additional context

You can revert to normal colour by changing to a different sprite and then back again.