[backport cloud/1.38] fix: increase Vue node resize handle size for better usability (#8395)

Backport of #8391 to `cloud/1.38`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-8395-backport-cloud-1-38-fix-increase-Vue-node-resize-handle-size-for-better-usability-2f76d73d3650813eb26af9adf00abe2e)
by [Unito](https://www.unito.io)

Co-authored-by: Christian Byrne <cbyrne@comfy.org>
Co-authored-by: Subagent 5 <subagent@example.com>
Co-authored-by: Amp <amp@ampcode.com>
Co-authored-by: GitHub Action <action@github.com>

src/renderer/extensions/vueNodes/components/LGraphNode.vue

@@ -150,7 +150,9 @@
       v-if="!isCollapsed && nodeData.resizable !== false"
       role="button"
       :aria-label="t('g.resizeFromBottomRight')"
-      :class="cn(baseResizeHandleClasses, 'right-0 bottom-0 cursor-se-resize')"
+      :class="
+        cn(baseResizeHandleClasses, '-right-1 -bottom-1 cursor-se-resize')
+      "
       @pointerdown.stop="handleResizePointerDown"
     />
   </div>
@@ -344,7 +346,7 @@ function initSizeStyles() {
 }
 
 const baseResizeHandleClasses =
-  'absolute h-3 w-3 opacity-0 pointer-events-auto focus-visible:outline focus-visible:outline-2 focus-visible:outline-white/40'
+  'absolute h-5 w-5 opacity-0 pointer-events-auto focus-visible:outline focus-visible:outline-2 focus-visible:outline-white/40'
 
 const MIN_NODE_WIDTH = 225