fix(select-input): avoid reRender all tags when delete one (#5868)

* fix(select-input): avoid reRender all tags when delete one

* chore: stash changelog [ci skip]

---------

Co-authored-by: tdesign-bot <[email protected]>

Author: novlan1

packages/components/tag-input/hooks/useTagList.tsx

@@ -79,7 +79,7 @@ export function useTagList(props: TagInputProps) {
           const tagContent = renderTNode('tag', { params: { value: item } });
           return (
             <Tag
-              key={`${item}${index}`}
+              key={index}
               size={size.value}
               disabled={isDisabled.value}
               onClose={(context: { e: MouseEvent }) => onClose({ e: context.e, index })}

packages/tdesign-vue-next/.changelog/pr-5868.md

@@ -0,0 +1,6 @@
+---
+pr_number: 5868
+contributor: novlan1
+---
+
+- fix(`SelectInput`): 避免删除标签时闪烁 @novlan1 ([#5868](https://github.com/Tencent/tdesign-vue-next/pull/5868))