unconditionally include parameter imports

Author: fizzet

modules/openapi-generator/src/main/resources/JavaJaxRS/cxf/api.mustache

@@ -27,11 +27,9 @@ import io.swagger.jaxrs.PATCH;
 {{#swagger2AnnotationLibrary}}
 import io.swagger.v3.oas.annotations.OpenAPIDefinition;
 import io.swagger.v3.oas.annotations.Operation;
-{{#implicitHeadersParams.0}}
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.Parameters;
 import io.swagger.v3.oas.annotations.enums.ParameterIn;
-{{/implicitHeadersParams.0}}
 import io.swagger.v3.oas.annotations.info.Info;
 import io.swagger.v3.oas.annotations.media.ArraySchema;
 import io.swagger.v3.oas.annotations.media.Content;