unlock meta in finally

h2/src/main/org/h2/schema/Sequence.java

@@ -322,11 +322,11 @@ public class Sequence extends SchemaObjectBase {
             database.updateMeta(session, this);
         } finally {
             writeWithMargin = false;
-        }
             if (!metaWasLocked) {
                 database.unlockMeta(session);
             }
         }
+    }
 
     /**
      * Flush the current value to disk and close this object.