Merge pull request #128 from y0z/feature/update-pr-template

Update the PR template

.github/pull_request_template.md

@@ -5,7 +5,7 @@ Please read the [contributor agreements](https://github.com/optuna/optunahub-reg
 - [ ] I agree to the contributor agreements.
 
 > [!TIP]
-> Please follow the [Quick TODO list](https://github.com/optuna/optunahub-registry/tree/main) to smoothly merge your PR.
+> Please follow the [Quick TODO list](https://github.com/optuna/optunahub-registry/tree/main?tab=readme-ov-file#quick-todo-list-towards-contribution) to smoothly merge your PR.
 
 ## Motivation
 
@@ -17,6 +17,10 @@ Please read the [contributor agreements](https://github.com/optuna/optunahub-reg
 
 ## TODO List towards PR Merge
 
+Please remove this section if this PR is not an addition of a new package.
+Otherwise, please check the following TODO list:
+
+
 - [ ] Copy `./template/` to create your package
 - [ ] Replace `<COPYRIGHT HOLDER>` in `LICENSE` of your package with your name
 - [ ] Fill out `README.md` in your package