Maintainers test (#8315)

* ping maintainers when framework updated

* update description

* add nate

* add contents write permission

* Change to use workflow_run

* fix directory

* remove nate

* fix name

* update script

* add permissions

* encode comment to utf-8

* fix syntax

* change how script gets called

* handle no maintainers

* fix path

* update handling no maintainers

* fix variable name

* test adding nate

frameworks/Java/gemini/benchmark_config.json

@@ -1,6 +1,6 @@
 {
   "framework": "gemini",
-  "maintainers": ["ecruz-te"],
+  "maintainers": ["ecruz-te", "nbrady-techempower"],
   "tests": [
     {
       "default": {