[css-anchor-position] Remove issue, it is indeed correct.

Author: tabatkins

css-anchor-position-1/Overview.bs

@@ -1823,9 +1823,6 @@ laying out later elements cannot change this decision.
 	is intentionally identical to the treatment of [=last remembered sizes=].
 </div>
 
-Issue: Make sure the snapshotted scroll offset stuff is correct now,
-given interleaving.
-
 Implementations may choose to impose an implementation-defined limit
 on the length of [=position options lists=],
 to limit the amount of excess layout work that may be required.