Add ddev contrib and contributing.md file
>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3536660. --> Reported by: [dmundra](https://www.drupal.org/user/866436) Related to !2 >>> <h3 id="summary-problem-motivation">Problem/Motivation</h3> <p>Add <a href="https://github.com/ddev/ddev-drupal-contrib">https://github.com/ddev/ddev-drupal-contrib</a> to the repo to allow ease of development</p> > Related issue: [Issue #3533549](https://www.drupal.org/node/3533549)
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