Restore variable naming consistency

roles/uptime_kuma/molecule/default/converge.yml

@@ -13,12 +13,12 @@
       ansible.builtin.include_role:
         name: "genlab.common.uptime_kuma"
       vars:
-        kuma_api_username: "{{ test_admin_username }}"
-        kuma_api_password: "{{ test_admin_password }}"
-        kuma_tg_bot_token: 8161628020:AAF9doUFKSwdK4NZ8z58zVpqq0H1EdrKnI1
-        kuma_tg_chat_id: -4877676122
+        uptime_kuma_api_username: "{{ test_admin_username }}"
+        uptime_kuma_api_password: "{{ test_admin_password }}"
+        uptime_kuma_tg_bot_token: 8161628020:AAF9doUFKSwdK4NZ8z58zVpqq0H1EdrKnI1
+        uptime_kuma_tg_chat_id: -4877676122
         uptime_kuma_default_notification_names: ["Telegram alerts"]
-        kuma_monitors:
+        uptime_kuma_monitors:
           - name: "push-test"
             type: push
             interval: 30