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/auth.js

@@ -0,0 +1,12 @@
+export async function auth(token) {
+    const tokenType = token.split(/\./).length === 3
+        ? "app"
+        : /^v\d+\./.test(token)
+            ? "installation"
+            : "oauth";
+    return {
+        type: "token",
+        token: token,
+        tokenType
+    };
+}