Merge pull request #3536 from wbkd/svelte-update-minimap-on-resize

fix(svelte) resizing updates width & height in the store correctly

packages/svelte/src/lib/container/SvelteFlow/SvelteFlow.svelte

@@ -106,6 +106,14 @@
     };
   });
 
+  // Update width & height on resize
+  $: {
+    if (clientWidth !== undefined && clientHeight !== undefined) {
+      store.width.set(clientWidth);
+      store.height.set(clientHeight);
+    }
+  }
+
   // this updates the store for simple changes
   // where the prop names equals the store name
   $: {