update readme

Author: manicminer

README.md

@@ -6,7 +6,7 @@ This tool can migrate projects from GitLab to repositories on GitHub. It current
 * migrating merge requests and translating them into pull requests, including closed/merged ones
 * renaming the `master` branch to `main` along the way
 
-It does not support migrating issues, wikis or any other primitive at this time. PRs welcome!
+It does not support migrating issues, wikis or any other primitive at this time. PRs welcome! (Although please don't waste your time suggesting swathing changes by an LLM)
 
 Both gitlab.com and GitLab self-hosted are supported, as well as github.com and GitHub Enterprise (latter untested).