style: group ALTER target fields before methods

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

Author: minleejae

src/main/java/net/sf/jsqlparser/statement/alter/Alter.java

@@ -21,15 +21,14 @@
 import net.sf.jsqlparser.statement.StatementVisitor;
 
 public class Alter implements Statement {
-
     private Table table;
     private boolean useOnly = false;
-
     private boolean useTableIfExists = false;
-
     private List<AlterExpression> alterExpressions;
-
     private boolean useDescendants;
+    private boolean foreignTable;
+
+
 
     public boolean isUseDescendants() {
         return useDescendants;
@@ -54,7 +53,6 @@ public StringBuilder appendTargetTo(StringBuilder builder) {
         return builder.append(' ');
     }
 
-    private boolean foreignTable;
 
     public boolean isForeignTable() {
         return foreignTable;