Bump @vue/cli-plugin-vuex from 5.0.8 to 5.0.9 (#66)

Author: dependabot[bot]

package-lock.json

@@ -38,7 +38,7 @@
         "@vue/cli-plugin-babel": "~4.5.0",
         "@vue/cli-plugin-eslint": "~4.5.19",
         "@vue/cli-plugin-router": "^5.0.8",
-        "@vue/cli-plugin-vuex": "^5.0.8",
+        "@vue/cli-plugin-vuex": "^5.0.9",
         "@vue/cli-service": "~4.5.0",
         "babel-eslint": "^10.1.0",
         "eslint": "^6.7.2",