Blog: Add secret msql

secrets/blog.yaml

@@ -13,9 +13,15 @@ spec:
     creationPolicy: Owner
   data:
     - secretKey: mysql-root-password
+      remoteRef:
+        key: kv/ghost
+        property: ghostmsqlrootpw
+
+    - secretKey: mysql-password
       remoteRef:
         key: kv/ghost
         property: ghostmsqlpw
+        
     - secretKey: ghost-password
       remoteRef:
         key: kv/ghost