Update react_ujs version to the current

This was lagging behind the current version and would automatically jump up when the tests pass.

Author: kylemellander

package.json

@@ -14,6 +14,6 @@
     "webpack": "^2.3.3"
   },
   "dependencies": {
-    "react_ujs": "^2.6.0"
+    "react_ujs": "^2.6.1"
   }
 }

yarn.lock

@@ -1373,6 +1373,13 @@ react_ujs@^2.6.0:
   dependencies:
     react_ujs "^2.6.0"
 
+react_ujs@^2.6.1:
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/react_ujs/-/react_ujs-2.6.1.tgz#a202a33c95c9e2bb18ab56926b7e79f3325ec855"
+  integrity sha512-9M33/A8cubStkZ2cpJSimcTD0RlCWiqXF6e90IQmMw/Caf/W0dtAzOtHtiQE3JjLbt/nhRR7NLPxMfnlm141ig==
+  dependencies:
+    react_ujs "^2.6.0"
+
 read-pkg-up@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-1.0.1.tgz#9d63c13276c065918d57f002a57f40a1b643fb02"