docs: Make it clear when NOT to send a PR (translations) (#13745)

From personal experience, reading the whole contributor guideline for fixing
a typo is a little much to ask.

See https://codeberg.org/forgejo/forgejo/pulls/13732#issuecomment-20458334

Co-authored-by: 0ko <0ko@noreply.codeberg.org>
Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/13745
Reviewed-by: 0ko <0ko@noreply.codeberg.org>

Author: 2 people

CONTRIBUTING.md

@@ -10,6 +10,8 @@ Forgejo does not accept any works (code, documentation, ...) that are partially
 
 Please report all security related issues by sending an [encrypted](https://keyoxide.org/security@forgejo.org) email to [security@forgejo.org](mailto:security@forgejo.org). Please review our [Security Policy](https://codeberg.org/forgejo/governance/src/branch/main/SECURITY-POLICY.md) for details.
 
-#### Before Sending a PR
+#### Before Submitting Changes as a PR
 
-Please read the relevant sections of the [Forgejo Contributor Guide](https://forgejo.org/docs/latest/contributor/) and the [AI Agreement](https://codeberg.org/forgejo/governance/src/branch/main/AIAgreement.md) before submitting a pull request.
+Please first read the relevant sections of the [Forgejo Contributor Guide](https://forgejo.org/docs/latest/contributor/) and the [AI Agreement](https://codeberg.org/forgejo/governance/src/branch/main/AIAgreement.md) before submitting a pull request.
+
+Translations are made [using Weblate](https://translate.codeberg.org/projects/forgejo/), not via pull requests. See [translation guidelines](https://forgejo.org/docs/next/contributor/localization/).