Added babel-core dev dependency

package-lock.json

@@ -3883,6 +3883,12 @@
                 }
             }
         },
+        "babel-core": {
+            "version": "7.0.0-bridge.0",
+            "resolved": "https://registry.npmjs.org/babel-core/-/babel-core-7.0.0-bridge.0.tgz",
+            "integrity": "sha512-poPX9mZH/5CSanm50Q+1toVci6pv5KSRv/5TWCwtzQS5XEwn40BcCrgIeMFWP9CKKIniKXNxoIOnOq4VVlGXhg==",
+            "dev": true
+        },
         "babel-jest": {
             "version": "26.3.0",
             "resolved": "https://registry.npmjs.org/babel-jest/-/babel-jest-26.3.0.tgz",

package.json

@@ -54,6 +54,7 @@
     "@nuxtjs/google-analytics": "^2.4.0",
     "@nuxtjs/pwa": "^3.0.0",
     "@vue/test-utils": "^1.0.3",
+    "babel-core": "^7.0.0-bridge.0",
     "babel-jest": "^26.3.0",
     "eslint": "^7.7.0",
     "eslint-plugin-vue": "^6.2.2",