refactor(picker-mixin): move maskClosable to picker mixin

src/common/mixins/basic-picker.js

@@ -22,10 +22,6 @@ export default {
       default() {
         return {}
       }
-    },
-    maskClosable: {
-      type: Boolean,
-      default: true
     }
   },
   computed: {

src/common/mixins/picker.js

@@ -17,6 +17,10 @@ export default {
     swipeTime: {
       type: Number,
       default: 2500
+    },
+    maskClosable: {
+      type: Boolean,
+      default: true
     }
   }
 }