test: remove wrong dep

Author: marcos-hotmart

package.json

@@ -107,7 +107,6 @@
     "vue": "^2.5.13",
     "vue-ga": "^1.0.0",
     "vue-i18n": "^7.4.1",
-    "vue-jest": "^2.0.0",
     "vue-loader": "^13.7.0",
     "vue-router": "^3.0.1",
     "vue-style-loader": "^3.1.1",