chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeperio-bot

yarn.lock

@@ -1976,9 +1976,9 @@ [email protected]:
   optionalDependencies:
     esdoc "^0.5.2"
 
-[email protected].4:
-  version "3.6.4"
-  resolved "https://registry.yarnpkg.com/danger/-/danger-3.6.4.tgz#c5f02b5154bcd7cee111bb910fe6c9d7c811333f"
+[email protected].6:
+  version "3.6.6"
+  resolved "https://registry.yarnpkg.com/danger/-/danger-3.6.6.tgz#683ecd1644f9444a15644d698c6ac4f6e1499c92"
   dependencies:
     "@octokit/rest" "^15.2.6"
     babel-polyfill "^6.23.0"
@@ -2006,7 +2006,7 @@ [email protected]:
     require-from-string "^2.0.1"
     rfc6902 "^2.2.2"
     supports-hyperlinks "^1.0.1"
-    vm2 patriksimek/vm2#custom_files
+    vm2 "^3.6.0"
     voca "^1.4.0"
 
 dashdash@^1.12.0:
@@ -6511,9 +6511,9 @@ vinyl@^0.5.0:
     clone-stats "^0.0.1"
     replace-ext "0.0.1"
 
-vm2@patriksimek/vm2#custom_files:
-  version "3.5.0"
-  resolved "https://codeload.github.com/patriksimek/vm2/tar.gz/7e82f90ac705fc44fad044147cb0df09b4c79a57"
+vm2@^3.6.0:
+  version "3.6.0"
+  resolved "https://registry.yarnpkg.com/vm2/-/vm2-3.6.0.tgz#a6e6370c57e6edd77decfb7b1ad64fc87dbf2d4e"
 
 voca@^1.4.0:
   version "1.4.0"