Remove unnecessary generated files

Signed-off-by: Pavol Loffay <ploffay@redhat.com>

Author: pavolloffay

Makefile

@@ -217,6 +217,7 @@ idl-submodule:
 .PHONY: generate-zipkin-swagger
 generate-zipkin-swagger:
 	$(SWAGGER) generate server -f ./zipkin-api/zipkin2-api.yaml -t $(SWAGGER_GEN_DIR) -O PostSpans --exclude-main
+	rm $(SWAGGER_GEN_DIR)/restapi/server.go $(SWAGGER_GEN_DIR)/restapi/configure_zipkin.go $(SWAGGER_GEN_DIR)/models/trace.go $(SWAGGER_GEN_DIR)/models/list_of_traces.go $(SWAGGER_GEN_DIR)/models/dependency_link.go
 
 .PHONY: thrift-image
 thrift-image: