Update vue monorepo to v2.7.9 (#409)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

ui/package.json

@@ -33,7 +33,7 @@
     "register-service-worker": "1.7.2",
     "splitpanes": "2.4.1",
     "swagger-ui": "4.13.0",
-    "vue": "2.7.8",
+    "vue": "2.7.9",
     "vue-axios": "3.4.1",
     "vue-chartjs": "3.5.1",
     "vue-class-component": "7.2.6",
@@ -78,7 +78,7 @@
     "sass-loader": "^10",
     "typescript": "4.7.4",
     "vue-cli-plugin-vuetify": "2.5.4",
-    "vue-template-compiler": "2.7.8",
+    "vue-template-compiler": "2.7.9",
     "vuetify-loader": "1.9.2"
   }
 }