Bump actions/github to 2.2.0 to support GHES (#72)

* Bumping actions/github to 2.2.0

* Husky commit correct node modules

node_modules/@octokit/auth-token/dist-src/with-authorization-prefix.js

@@ -0,0 +1,11 @@
+/**
+ * Prefix token for usage in the Authorization header
+ *
+ * @param token OAuth token or JSON Web Token
+ */
+export function withAuthorizationPrefix(token) {
+    if (token.split(/\./).length === 3) {
+        return `bearer ${token}`;
+    }
+    return `token ${token}`;
+}