TSG-5003 无条件发送Metric，与Log Session开关无关

请求体正则替换修复

plugin/protocol/http2/src/http2_stream.cpp

@@ -1959,6 +1959,9 @@ finish:
 									 h2_stream_info->thread_id);
 		h2_session->frame_ctx = NULL;
 		delete_http2_stream_data(h2_session, h2_stream_info->tf_stream, 1);
+		/*The stream connection is closed, Force clear context**/
+		nghttp2_session_set_stream_user_data(h2_stream_info->as_client, stream_id, NULL);
+		nghttp2_session_set_stream_user_data(h2_stream_info->as_server, stream_id, NULL);
 		free(h2_session);
 		h2_session = NULL;
 	}