chore: rename directive.js to vue.js

src/index.ts

@@ -1,6 +1,6 @@
 import { Mask, MaskType, MaskOptions } from './mask'
 import { MaskInput, MaskInputOptions, MaskaDetail } from './mask-input'
-import { vMaska } from './directive'
+import { vMaska } from './vue'
 import { tokens, MaskTokens } from './tokens'
 
 export { Mask, MaskInput, tokens, vMaska }