Bump concurrently from 5.0.2 to 5.1.0 in /website (#7451)

Bumps [concurrently](https://github.com/kimmobrunfeldt/concurrently) from 5.0.2 to 5.1.0.
- [Release notes](https://github.com/kimmobrunfeldt/concurrently/releases)
- [Commits](https://github.com/kimmobrunfeldt/concurrently/compare/v5.0.2...v5.1.0)

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

website/package.json

@@ -23,7 +23,7 @@
     "@babel/preset-react": "7.8.3",
     "@sandhose/prettier-animated-logo": "1.0.3",
     "babel-loader": "8.0.6",
-    "concurrently": "5.0.2",
+    "concurrently": "5.1.0",
     "docusaurus": "1.14.4",
     "js-yaml": "3.13.1",
     "svgo": "1.3.2",

website/yarn.lock

@@ -2107,10 +2107,10 @@ concat-with-sourcemaps@*:
   dependencies:
     source-map "^0.6.1"
 
-concurrently@5.0.2:
-  version "5.0.2"
-  resolved "https://registry.yarnpkg.com/concurrently/-/concurrently-5.0.2.tgz#4d2911018c0f15ddec34a8e668fc48dced7f3b1e"
-  integrity sha512-iUNVI6PzKO0RVXV9pHWM0khvEbELxf3XLIoChaV6hHyoIaJuxQWZiOwlNysnJX5khsfvIK66+OJqRdbYrdsR1g==
+concurrently@5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/concurrently/-/concurrently-5.1.0.tgz#05523986ba7aaf4b58a49ddd658fab88fa783132"
+  integrity sha512-9ViZMu3OOCID3rBgU31mjBftro2chOop0G2u1olq1OuwRBVRw/GxHTg80TVJBUTJfoswMmEUeuOg1g1yu1X2dA==
   dependencies:
     chalk "^2.4.2"
     date-fns "^2.0.1"