code: public static void deleteContentsIdExtension(GeoPackageCore geoPackage) {
  
  		ContentsIdExtension contentsIdExtension = new ContentsIdExtension(
  				geoPackage);
  		if (contentsIdExtension.has()) {
  			contentsIdExtension.removeExtension();
  		}
  
  	}
docs: Delete the Contents Id extension including the extension entries and
  custom tables
  
  @param geoPackage
  GeoPackage
  @since 3.2.0