refactor: remove unused tooltip appendTo code (#5943)

## Summary

Remove unused tooltip appendTo positioning code.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-5943-refactor-remove-unused-tooltip-appendTo-code-2846d73d365081d99c00cd41e35eb496)
by [Unito](https://www.unito.io)

---------

Co-authored-by: Jake Schroeder <jake.schroeder@isophex.com>

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

@@ -62,7 +62,7 @@
 </template>
 
 <script setup lang="ts">
-import { type Ref, computed, inject, onErrorCaptured, ref, watch } from 'vue'
+import { computed, onErrorCaptured, ref, watch } from 'vue'
 
 import IconButton from '@/components/button/IconButton.vue'
 import EditableText from '@/components/common/EditableText.vue'
@@ -108,11 +108,8 @@ onErrorCaptured((error) => {
 // Editing state
 const isEditing = ref(false)
 
-const tooltipContainer =
-  inject<Ref<HTMLElement | undefined>>('tooltipContainer')
 const { getNodeDescription, createTooltipConfig } = useNodeTooltips(
-  nodeData?.type || '',
-  tooltipContainer
+  nodeData?.type || ''
 )
 
 const tooltipConfig = computed(() => {