fix(2.7): ts compilation error (#172)

Co-authored-by: Christopher Cleary <christopher_cleary@clinicalarchitecture.com>
Co-authored-by: Anthony Fu <anthonyfu117@hotmail.com>

lib/v2.7/index.d.ts

@@ -1,5 +1,6 @@
 import Vue from 'vue'
-import type { PluginFunction, PluginObject } from 'vue'
+import type { PluginFunction, PluginObject, VueConstructor, VNode, VNodeDirective } from 'vue'
+
 declare const isVue2: boolean
 declare const isVue3: boolean
 declare const Vue2: Vue | undefined
@@ -18,8 +19,6 @@ export type { VNode } from 'vue'
 export * from 'vue'
 export { V as Vue, Vue2, isVue2, isVue3, version, install }
 
-import Vue, { VueConstructor, VNode, VNodeDirective } from 'vue'
-
 // #region createApp polyfill
 export type DirectiveModifiers = Record<string, boolean>
 export interface DirectiveBinding<V> extends Readonly<VNodeDirective> {