Bump @babel/cli from 7.4.4 to 7.5.0 in /backend

Bumps [@babel/cli](https://github.com/babel/babel) from 7.4.4 to 7.5.0.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/master/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/compare/v7.4.4...v7.5.0)

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

backend/package.json

@@ -84,7 +84,7 @@
     "wait-on": "~3.2.0"
   },
   "devDependencies": {
-    "@babel/cli": "~7.4.4",
+    "@babel/cli": "~7.5.0",
     "@babel/core": "~7.4.5",
     "@babel/node": "~7.4.5",
     "@babel/plugin-proposal-throw-expressions": "^7.2.0",

backend/yarn.lock

@@ -14,10 +14,10 @@
   resolved "https://registry.yarnpkg.com/@apollographql/graphql-playground-html/-/graphql-playground-html-1.6.20.tgz#bf9f2acdf319c0959fad8ec1239741dd2ead4e8d"
   integrity sha512-3LWZa80HcP70Pl+H4KhLDJ7S0px+9/c8GTXdl6SpunRecUaB27g/oOQnAjNHLHdbWuGE0uyqcuGiTfbKB3ilaQ==
 
-"@babel/cli@~7.4.4":
-  version "7.4.4"
-  resolved "https://registry.yarnpkg.com/@babel/cli/-/cli-7.4.4.tgz#5454bb7112f29026a4069d8e6f0e1794e651966c"
-  integrity sha512-XGr5YjQSjgTa6OzQZY57FAJsdeVSAKR/u/KA5exWIz66IKtv/zXtHy+fIZcMry/EgYegwuHE7vzGnrFhjdIAsQ==
+"@babel/cli@~7.5.0":
+  version "7.5.0"
+  resolved "https://registry.yarnpkg.com/@babel/cli/-/cli-7.5.0.tgz#f403c930692e28ecfa3bf02a9e7562b474f38271"
+  integrity sha512-qNH55fWbKrEsCwID+Qc/3JDPnsSGpIIiMDbppnR8Z6PxLAqMQCFNqBctkIkBrMH49Nx+qqVTrHRWUR+ho2k+qQ==
   dependencies:
     commander "^2.8.1"
     convert-source-map "^1.1.0"