chore: relative links for contribution guidelines (#19715)

.github/label-actions.yml

@@ -158,7 +158,7 @@
 
     You are using simple `done` comments which cause a lot of noise.
     Instead, please use GitHub's web interface to request another review.
-    Please read our [contribution guide](https://github.com/renovatebot/renovate/blob/main/.github/contributing.md#resolve-review-comments-instead-of-commenting) to reduce noise.
+    Please read our [contributing guidelines](https://github.com/renovatebot/renovate/blob/main/.github/contributing.md#resolve-review-comments-instead-of-commenting) to reduce noise.
 
 
     Good luck,

docs/development/readme.md

@@ -3,4 +3,4 @@
 This directory is intended to provide documentation for developers/contributors on the Renovate project.
 For information on how to configure Renovate as an end-user, please see the [Renovate bot documentation](https://docs.renovatebot.com).
 
-If you want to contribute to Renovate or get it running locally for some other reason, please check out [contributing.md](../../.github/contributing.md) for steps on how to set up the project locally.
+If you want to contribute to Renovate or get it running locally for some other reason, please check out [contributing guidelines](../../.github/contributing.md) for steps on how to set up the project locally.

readme.md

@@ -116,7 +116,7 @@ To run your own instance of Renovate you have several options:
 
 ## Contributing
 
-If you want to contribute to Renovate or get a local copy running, please read the instructions in [.github/contributing.md](.github/contributing.md).
+If you want to contribute to Renovate or get a local copy running, please read the instructions in [contributing guidelines](.github/contributing.md).
 To get started look at the [list of good first issues](https://github.com/renovatebot/renovate/contribute).
 
 ## Security / Disclosure