conan from science:machinelearning:milvus:15.6 project

需要 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/science:machinelearning:milvus:15.6/15.6/science:machinelearning:milvus:15.6.repo
zypper refresh
zypper install conan