chore: update an issue template (#32075)

* chore: update an issue template

* chore: update

.github/ISSUE_TEMPLATE/01-new-package.yml

@@ -7,6 +7,8 @@ body:
     attributes:
       value: |
         # :warning: Note
+
+        - [You don't need to create an issue before sending a pull request to add a new package](https://aquaproj.github.io/docs/products/aqua-registry/contributing#should-you-create-an-issue-before-sending-a-pull-request)
         - [aqua doesn't support building packages from source except for `go install`, `go build`, and `cargo install`.](https://aquaproj.github.io/docs/reference/restriction/#aqua-doesnt-support-running-any-external-commands-to-install-tools)
         - aqua doesn't install dependencies.
         - aqua doesn't support running scripts while installing tools.