chore(deps): update dependency ejs to 3.1.7 [security]

Author: renovate[bot]

frontend/package-lock.json

@@ -32,7 +32,7 @@
     "@vue/cli-plugin-typescript": "4.5.13",
     "@vue/cli-plugin-unit-jest": "5.0.0-beta.3",
     "@vue/cli-plugin-vuex": "4.5.13",
-    "@vue/cli-service": "4.5.13",
+    "@vue/cli-service": "5.0.1",
     "@vue/compiler-sfc": "3.2.47",
     "@vue/eslint-config-typescript": "7.0.0",
     "@vue/test-utils": "2.3.2",