Update dependency react-headroom to v3

Author: renovate-bot

Diff for: package-lock.json

@@ -84,7 +84,7 @@
     "react-dom": "16.10.2",
     "react-emotion": "9.2.12",
     "react-event-timeline": "1.6.3",
-    "react-headroom": "2.2.8",
+    "react-headroom": "3.0.0",
     "react-icons": "2.2.7",
     "styled-system": "3.2.1"
   },

Diff for: package.json

@@ -7571,10 +7571,10 @@ [email protected]:
   dependencies:
     prop-types "^15.6.0"
 
-react-headroom@2.2.8:
-  version "2.2.8"
-  resolved "https://registry.yarnpkg.com/react-headroom/-/react-headroom-2.2.8.tgz#68c1233262efe028c591b9096c522207362ad133"
-  integrity sha512-ChAM6Tmyw/5MtGdCcIsBb6+XUHNBzBWnXfy8gsnd+PDOhoqnmUWe0b86r1zUDkdeBsU973W0mCBr7sDuuShDzA==
+react-headroom@3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/react-headroom/-/react-headroom-3.0.0.tgz#6d74102ccc04b060269ddee6e5b788f476e0eca6"
+  integrity sha512-iVRDowuHHvIBuOx/IoEg2uPqQl8myGgtth55IMZ6SdJkJ/NIz9VUMIC9bsfGU5GLc6AzksFRKQmuaDftjqjzMw==
   dependencies:
     prop-types "^15.5.8"
     raf "^3.3.0"