Is there an existing issue for this?

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Description of the Issue

A visual tab-background glitch occurs when moving tabs of different lengths (until that tab-background is redrawn by another action).

Steps To Reproduce

Current Behavior

Two areas with different tab-background colors.

Expected Behavior

Only one color is immediately visible.

Debug Information

Regression originates from this v8.7.2 commit:

https://github.com/notepad-plus-plus/notepad-plus-plus/commit/796b3a40b7eb16be9e128ab5b997d0c558d0bd81

Anything else?

No response