Update conversion instructions (#450)

Author: blink1073

docs/source/how_to_guides/convert_repo_from_repo.md

@@ -15,7 +15,9 @@ See [hecklist below for details:
 ## Checklist for Adoption
 
 - [ ] Add a GitHub [personal access token](https://docs.github.com/en/authentication/keeping-your-account-and-data-secure/creating-a-personal-access-token), preferably from a "machine user" GitHub
-      account that has write access to the repository. The token will need "public_repo", and "repo:status" permissions. Save the token as `ADMIN_GITHUB_TOKEN`
+      account that has admin access to the repository. The token itself will
+      need "public_repo", and "repo:status" permissions. Save the token as
+      `ADMIN_GITHUB_TOKEN`
       in the [repository secrets](https://docs.github.com/en/actions/reference/encrypted-secrets#creating-encrypted-secrets-for-a-repository). We need this
       access token to allow for branch protection rules, which block the pushing
       of commits when using the `GITHUB_TOKEN`, even when run from an admin user