Dont use glusterfs for prometheus

Change-Id: Ic97ca66ee27d1a8a87be5bea9297d483ac01090a
diff --git a/.releasenotes/notes/remove-glusterfs-prometheus-4206900d4ccfb601.yaml b/.releasenotes/notes/remove-glusterfs-prometheus-4206900d4ccfb601.yaml
new file mode 100644
index 0000000..6d6a426
--- /dev/null
+++ b/.releasenotes/notes/remove-glusterfs-prometheus-4206900d4ccfb601.yaml
@@ -0,0 +1,9 @@
+---
+summary: >
+  Removed GlusterFS requirements for Prometheus
+
+deprecations:
+  - Removed GlusterFS from Prometheus requirements.
+    Prometheus/alertmanager do not require shared storage.
+    Now, the configurations for Prometheus and Alertmanager
+    will be generated on every Docker Swarm node.