CSS Gap Decorations: grid gap decorations extend to meet cross-direction decoration width at far edge with rule-inset: overlap-join. Tests scenario where `rule-break` is intersection and some gap decorations segments need to flush due to the absence of a cross decoration.

CSS Gap Decorations: grid gap decorations extend to meet cross-direction decoration width at far edge with rule-inset: overlap-join. Tests scenario where `rule-break` is intersection and some gap decorations segments need to flush due to the absence of a cross decoration.