Merge pull request #2051 from hypothesis/dependabot/npm_and_yarn/puppeteer-3.0.0

Bump puppeteer from 2.1.1 to 3.0.0

package.json

@@ -81,7 +81,7 @@
     "postcss-url": "^8.0.0",
     "preact": "^10.4.0",
     "prettier": "2.0.4",
-    "puppeteer": "^2.0.0",
+    "puppeteer": "^3.0.0",
     "query-string": "^3.0.1",
     "redux": "^4.0.1",
     "redux-thunk": "^2.1.0",