build(deps-dev): bump @babel/node from 7.6.3 to 7.7.0 in /backend

Bumps [@babel/node](https://github.com/babel/babel) from 7.6.3 to 7.7.0.
- [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/v7.6.3...v7.7.0)

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

backend/package-lock.json

@@ -316,12 +316,12 @@
       }
     },
     "@babel/node": {
-      "version": "7.6.3",
-      "resolved": "https://registry.npmjs.org/@babel/node/-/node-7.6.3.tgz",
-      "integrity": "sha512-+nHje5AcE9TPlB/TRGYyOSQyTfhfU/WXniG6SkVf+V5+ibAjEqkH79lYdiEcytBTH4KeSf25IriySXs6TjaLjg==",
+      "version": "7.7.0",
+      "resolved": "https://registry.npmjs.org/@babel/node/-/node-7.7.0.tgz",
+      "integrity": "sha512-CZFTjfCGysChOJ90ksndqct5bXkByzV5Ef8YgYS3A513MhyFQgsXJMRu2QyGOlfoP3hBZ3AmDd37ARyv/L1Zvw==",
       "dev": true,
       "requires": {
-        "@babel/register": "^7.6.2",
+        "@babel/register": "^7.7.0",
         "commander": "^2.8.1",
         "core-js": "^3.2.1",
         "lodash": "^4.17.13",

backend/package.json

@@ -107,7 +107,7 @@
   "devDependencies": {
     "@babel/cli": "~7.7.0",
     "@babel/core": "~7.6.4",
-    "@babel/node": "~7.6.3",
+    "@babel/node": "~7.7.0",
     "@babel/plugin-proposal-throw-expressions": "^7.2.0",
     "@babel/preset-env": "~7.6.3",
     "@babel/register": "~7.7.0",

backend/yarn.lock

@@ -240,12 +240,12 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@babel/node@~7.6.3":
-  version "7.6.3"
-  resolved "https://registry.yarnpkg.com/@babel/node/-/node-7.6.3.tgz#f175ab6718dde55431cbd4d9dee95f65c38be527"
-  integrity sha512-+nHje5AcE9TPlB/TRGYyOSQyTfhfU/WXniG6SkVf+V5+ibAjEqkH79lYdiEcytBTH4KeSf25IriySXs6TjaLjg==
+"@babel/node@~7.7.0":
+  version "7.7.0"
+  resolved "https://registry.yarnpkg.com/@babel/node/-/node-7.7.0.tgz#fba73fdaf75ab1a0eaf03923f5f4ce7fa41c9974"
+  integrity sha512-CZFTjfCGysChOJ90ksndqct5bXkByzV5Ef8YgYS3A513MhyFQgsXJMRu2QyGOlfoP3hBZ3AmDd37ARyv/L1Zvw==
   dependencies:
-    "@babel/register" "^7.6.2"
+    "@babel/register" "^7.7.0"
     commander "^2.8.1"
     core-js "^3.2.1"
     lodash "^4.17.13"
@@ -660,7 +660,7 @@
     js-levenshtein "^1.1.3"
     semver "^5.5.0"
 
-"@babel/register@^7.6.2", "@babel/register@~7.7.0":
+"@babel/register@^7.7.0", "@babel/register@~7.7.0":
   version "7.7.0"
   resolved "https://registry.yarnpkg.com/@babel/register/-/register-7.7.0.tgz#4e23ecf840296ef79c605baaa5c89e1a2426314b"
   integrity sha512-HV3GJzTvSoyOMWGYn2TAh6uL6g+gqKTgEZ99Q3+X9UURT1VPT/WcU46R61XftIc5rXytcOHZ4Z0doDlsjPomIg==