remove one of the attempts to force recognition of the id property

it seemed to be causing a second _id to be emitted.

tools/xslt/vo-dml2java.xsl

@@ -547,14 +547,13 @@
  @jakarta.persistence.Id
  @jakarta.persistence.GeneratedValue
  @jakarta.persistence.Column(name = "ID")
- @com.fasterxml.jackson.annotation.JsonProperty("_id") // This is an attempt to get the schema generator to create an entry - TODO JSON schema generation should really just understand the @JsonIdentityInfo
+ @com.fasterxml.jackson.annotation.JsonProperty(value="_id", access=com.fasterxml.jackson.annotation.JsonProperty.Access.READ_WRITE) // This is an attempt to get the schema generator to create an entry - TODO JSON schema generation should really just understand the @JsonIdentityInfo
  protected Long _id = (long) 0;
 
  /**
  * @return the id
  */
  @Override
- @com.fasterxml.jackson.annotation.JsonProperty("_id") // This is an attempt to get the schema generator to create an entry - TODO JSON schema generation should really just understand the @JsonIdentityInfo
  public Long getId() {
  return _id;
  }