Support Debian in apt repo URL

tasks/main.yml

@@ -15,7 +15,7 @@
 
 - name: Add Gitlab Runner repo
   ansible.builtin.apt_repository:
-    repo: "deb https://packages.gitlab.com/runner/gitlab-runner/ubuntu/ {{ ansible_distribution_release }} main"
+    repo: "deb https://packages.gitlab.com/runner/gitlab-runner/{{ ansible_distribution | lower }}/ {{ ansible_distribution_release }} main"
     state: present
 
 - name: Install Gitlab Runner