feat: set filetype to javascript.vue for .vue and .wpy

filetype.vim

@@ -0,0 +1,8 @@
+au BufNewFile,BufRead *.vue,*.wpy setf javascript.vue
+
+if !exists("g:vim_vue_plugin_has_init_indent")
+  let ext = expand("%:e")
+  if ext == 'wpy'
+    let g:vim_vue_plugin_has_init_indent = 1
+  endif
+endif