Merge branch '40445-upgrade-fe-babel-libraries' into 'master'

Resolve "Upgrade FE Babel Libraries"

Closes #40445

See merge request gitlab-org/gitlab-ce!15544

package.json

@@ -16,12 +16,12 @@
     "autosize": "^4.0.0",
     "axios": "^0.17.1",
     "axios-mock-adapter": "^1.10.0",
-    "babel-core": "^6.22.1",
-    "babel-eslint": "^7.2.1",
-    "babel-loader": "^7.1.1",
-    "babel-plugin-transform-define": "^1.2.0",
-    "babel-preset-latest": "^6.24.0",
-    "babel-preset-stage-2": "^6.22.0",
+    "babel-core": "^6.26.0",
+    "babel-eslint": "^8.0.2",
+    "babel-loader": "^7.1.2",
+    "babel-plugin-transform-define": "^1.3.0",
+    "babel-preset-latest": "^6.24.1",
+    "babel-preset-stage-2": "^6.24.1",
     "blackst0ne-mermaid": "^7.1.0-fixed",
     "bootstrap-sass": "^3.3.6",
     "brace-expansion": "^1.1.8",
@@ -77,7 +77,7 @@
   },
   "devDependencies": {
     "@gitlab-org/gitlab-svgs": "^1.0.2",
-    "babel-plugin-istanbul": "^4.0.0",
+    "babel-plugin-istanbul": "^4.1.5",
     "eslint": "^3.10.1",
     "eslint-config-airbnb-base": "^10.0.1",
     "eslint-import-resolver-webpack": "^0.8.3",