update message

Author: mattpage

.github/workflows/check-for-spammy-issues.yml

@@ -70,5 +70,5 @@ jobs:
               owner: owner,
               repo: repo,
               issue_number: issue.number,
-              body: `This issue may have been opened accidentally. I'm going to close it now, but feel free to open a new issue with a more descriptive title and body.`
+              body: `[This is an automated message] This issue may have been opened accidentally. I'm going to close it now, but feel free to open a new issue with a more descriptive title and body.`
             });