planning: add YIELD_SIGN tag to learning data
planning: add YIELD_SIGN tag to learning data

xiaoxq/apollo,ApolloAuto/apollo,xiaoxq/apollo,xiaoxq/apollo,xiaoxq/apollo,ycool/apollo,xiaoxq/apollo,ycool/apollo,ApolloAuto/apollo,ycool/apollo,xiaoxq/apollo,jinghaomiao/apollo,ycool/apollo,jinghaomiao/apollo,jinghaomiao/apollo,jinghaomiao/apollo,ApolloAuto/apollo,jinghaomiao/apollo,jinghaomiao/apollo,ApolloAuto/apollo,ApolloAuto/apollo,ycool/apollo,ycool/apollo,ApolloAuto/apollo