Fix points returned for rectangle shape

The ordering in detectShape() put the rectangle first. But for
rectangles isCircleShape() could be true as well. So it could
happen that a rectangle should be imported with circle coordinates
which failed.

src/Annotation.php

@@ -59,7 +59,7 @@ public function getLabelAndUsers(array $categories): array
 
     public function getPoints(): array
     {
-        if ($this->isCircleShape()) {
+        if ($this->getShape()->id === Shape::circleId()) {
             return $this->getCirclePoints();
         }
         return $this->segmentation;