style: declare lock statement fields before nested types

Signed-off-by: minleejae <mmj9808@gmail.com>

Author: minleejae

src/main/java/net/sf/jsqlparser/statement/lock/LockStatement.java

@@ -24,6 +24,12 @@
  */
 public class LockStatement implements Statement {
 
+    private final List<Target> targets = new ArrayList<>();
+    private boolean useTableKeyword = true;
+    private LockMode lockMode;
+    private boolean noWait;
+    private Long waitSeconds;
+
     public enum Scope {
         DEFAULT, ONLY, INCLUDING_DESCENDANTS
     }
@@ -59,12 +65,6 @@ public String toString() {
         }
     }
 
-    private final List<Target> targets = new ArrayList<>();
-    private boolean useTableKeyword = true;
-    private LockMode lockMode;
-    private boolean noWait;
-    private Long waitSeconds;
-
     public LockStatement() {}
 
     /**