refactor(parser): remove the fixed serialVersionUID

Adding getLeadingComments changes the computed UID; previously serialized AST objects may no longer be readable.

Signed-off-by: 付典 <fudianchn@gmail.com>

Author: fudianchn

src/main/java/net/sf/jsqlparser/parser/ASTNodeAccessImpl.java

@@ -17,8 +17,6 @@
 
 public class ASTNodeAccessImpl implements ASTNodeAccess {
 
-    private static final long serialVersionUID = 3920262240331742793L;
-
     private transient Node node;
 
     @Override