Bump ejs and @vue/cli-service

Removes [ejs](https://github.com/mde/ejs). It's no longer used after updating ancestor dependency [@vue/cli-service](https://github.com/vuejs/vue-cli/tree/HEAD/packages/@vue/cli-service). These dependencies need to be updated together.


Removes `ejs`

Updates `@vue/cli-service` from 4.5.10 to 5.0.8
- [Release notes](https://github.com/vuejs/vue-cli/releases)
- [Changelog](https://github.com/vuejs/vue-cli/blob/dev/CHANGELOG.md)
- [Commits](https://github.com/vuejs/vue-cli/commits/v5.0.8/packages/@vue/cli-service)

---
updated-dependencies:
- dependency-name: ejs
  dependency-type: indirect
- dependency-name: "@vue/cli-service"
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

3-Data-Visualization/13-meaningful-visualizations/starter/package.json

@@ -15,7 +15,7 @@
 	"devDependencies": {
 		"@vue/cli-plugin-babel": "~4.5.0",
 		"@vue/cli-plugin-eslint": "~4.5.0",
-		"@vue/cli-service": "~4.5.0",
+		"@vue/cli-service": "~5.0.8",
 		"babel-eslint": "^10.1.0",
 		"eslint": "^6.7.2",
 		"eslint-plugin-vue": "^6.2.2",