fix(core): remove v-memo from edge renderer (#1506)

* fix(core): remove v-memo from edge renderer

* chore(changeset): add

.changeset/four-roses-allow.md

@@ -0,0 +1,5 @@
+---
+"@vue-flow/core": patch
+---
+
+Remove `v-memo` from EdgeRenderer so that edges get their correct z-index applied

packages/core/src/container/EdgeRenderer/EdgeRenderer.vue

@@ -21,7 +21,6 @@ export default {
   <svg
     v-for="edge of getEdges"
     :key="edge.id"
-    v-memo="[edge.id]"
     class="vue-flow__edges vue-flow__container"
     :style="{ zIndex: getEdgeZIndex(edge, findNode, elevateEdgesOnSelect) }"
   >