Update dependency gh-pages to v3

Author: renovate-bot

package.json

@@ -70,7 +70,7 @@
     "babel-preset-react": "6.24.1",
     "babel-register": "6.26.0",
     "cross-env": "7.0.2",
-    "gh-pages": "2.2.0",
+    "gh-pages": "3.1.0",
     "npm-run-all": "4.1.5",
     "prettier": "1.19.1",
     "react": "16.13.1",

yarn.lock

@@ -7187,15 +7187,16 @@ getpass@^0.1.1:
   dependencies:
     assert-plus "^1.0.0"
 
-gh-pages@2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/gh-pages/-/gh-pages-2.2.0.tgz#74ebeaca8d2b9a11279dcbd4a39ddfff3e6caa24"
-  integrity sha512-c+yPkNOPMFGNisYg9r4qvsMIjVYikJv7ImFOhPIVPt0+AcRUamZ7zkGRLHz7FKB0xrlZ+ddSOJsZv9XAFVXLmA==
+gh-pages@3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/gh-pages/-/gh-pages-3.1.0.tgz#ec3ed0f6a6e3fc3d888758fa018f08191c96bd55"
+  integrity sha512-3b1rly9kuf3/dXsT8+ZxP0UhNLOo1CItj+3e31yUVcaph/yDsJ9RzD7JOw5o5zpBTJVQLlJAASNkUfepi9fe2w==
   dependencies:
     async "^2.6.1"
     commander "^2.18.0"
     email-addresses "^3.0.1"
     filenamify-url "^1.0.0"
+    find-cache-dir "^3.3.1"
     fs-extra "^8.1.0"
     globby "^6.1.0"