[github] update graphql schema and avoid reformatting

GitOrigin-RevId: 2ab8e5565d0e7d860a750c04ceec8abc9af9d39f

plugins/github/.graphqlconfig

@@ -1,6 +1,6 @@
 {
   "name": "GitHub",
-  "schemaPath": "schema.graphql",
+  "schemaPath": "gen/schema.graphql",
   "extensions": {
     "endpoints": {
       "github.com": {

plugins/github/intellij.vcs.github.iml

@@ -25,6 +25,7 @@
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/gen" isTestSource="false" generated="true" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />