Mount disabled pools by default (keep the earlier default behaviour in the setting)

Author: sureshanaparti

engine/components-api/src/main/java/com/cloud/storage/StorageManager.java

@@ -182,7 +182,7 @@ public interface StorageManager extends StorageService {
     ConfigKey<Boolean> MountDisabledStoragePool = new ConfigKey<>(Boolean.class,
             "mount.disabled.storage.pool",
             "Storage",
-            "false",
+            Boolean.TRUE.toString(),
             "Mount all zone-wide or cluster-wide disabled storage pools after node reboot",
             true,
             ConfigKey.Scope.Cluster,