Accomodate for new grafana repo location

roles/grafana/tasks/main.yml

@@ -1,10 +1,14 @@
 ---
 
-- name: Enable grafana apt-key
-  apt_key: url="https://packages.grafana.com/gpg.key"
+- name: Retrieve Grafana Key and avoid apt_key
+  block:
+    - name: grafana |no apt key
+      ansible.builtin.get_url:
+        url: https://apt.grafana.com/gpg.key
+        dest: /usr/share/keyrings/grafana.key
 
 - name: Enable grafana repository
-  apt_repository: repo="deb https://packages.grafana.com/oss/deb stable main"
+  apt_repository: repo="deb [signed-by=/usr/share/keyrings/grafana.key] https://apt.grafana.com stable main"
 
 - name: Install grafana
   apt: name=grafana