Bump jquery from 3.3.1 to 3.4.0 (#953)

Bumps [jquery](https://github.com/jquery/jquery) from 3.3.1 to 3.4.0.
- [Release notes](https://github.com/jquery/jquery/releases)
- [Commits](jquery/jquery@3.3.1...3.4.0)

Author: dependabot[bot]

package.json

@@ -45,7 +45,7 @@
     "bytes": "^3.0.0",
     "date-fns": "^2.0.0-alpha.7",
     "docsearch.js": "^2.5.2",
-    "jquery": "^3.3.1",
+    "jquery": "^3.4.0",
     "marked": "^0.4.0",
     "popper.js": "^1.14.3",
     "prop-types": "^15.6.1",

yarn.lock

@@ -2348,9 +2348,9 @@ jest-validate@^23.0.0:
     leven "^2.1.0"
     pretty-format "^23.0.1"
 
-jquery@^3.3.1:
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.3.1.tgz#958ce29e81c9790f31be7792df5d4d95fc57fbca"
+jquery@^3.4.0:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.4.0.tgz#8de513fa0fa4b2c7d2e48a530e26f0596936efdf"
 
 "js-tokens@^3.0.0 || ^4.0.0":
   version "4.0.0"