Fix fog of war (#4031)

This PR fixes the fog of war example.

### Change Type


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- [ ] `feature` — New feature
- [ ] `improvement` — Product improvement
- [ ] `api` — API change
- [x] `bugfix` — Bug fix
- [ ] `other` — Changes that don't affect SDK users, e.g. internal or
.com changes

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Co-authored-by: huppy-bot[bot] <128400622+huppy-bot[bot]@users.noreply.github.com>

packages/tldraw/src/lib/shapes/draw/getPath.ts

@@ -38,7 +38,7 @@ const solidSettings = (strokeWidth: number): StrokeOptions => {
 	return {
 		size: strokeWidth,
 		thinning: 0,
-		streamline: modulate(strokeWidth, [9, 16], [0.68, 0.74], true), // 0.62 + ((1 + strokeWidth) / 8) * 0.06,
+		streamline: modulate(strokeWidth, [9, 16], [0.64, 0.74], true), // 0.62 + ((1 + strokeWidth) / 8) * 0.06,
 		smoothing: 0.62,
 		simulatePressure: false,
 		easing: EASINGS.linear,