update keywords

Leecason · Leecason · commit 5fd9cb1a9771 · 2020-05-28T22:22:47.000+08:00
diff --git a/package.json b/package.json
@@ -15,6 +15,7 @@
     "not dead"
   ],
   "keywords": [
+    "vue-rough-notation",
     "rough-notation",
     "vue"
   ],
