failover for mariadb is started

Signed-off-by: Bonusree <[email protected]>

Author: Bonusree

docs/guides/mariadb/failover/_index.md

@@ -0,0 +1,10 @@
+---
+title: Failover and DR Scenarios MariaDB
+menu:
+  docs_{{ .version }}:
+    identifier: guides-mariadb-FDR
+    name: Failover and Disaster Recovery
+    parent: guides-mariadb
+    weight: 70
+menu_name: docs_{{ .version }}
+---