add knowhere submodule back

Former-commit-id: 3da9baeac0ae5e163879f2adaacce5adad4f1f65
This commit is contained in:
Yu Kun 2019-08-08 17:39:36 +08:00
parent 41f723b18f
commit 87226f5e92

1
cpp/thirdparty/knowhere vendored Submodule

@ -0,0 +1 @@
Subproject commit 6a4f242ec40c539f1e6d9a7305282f7ff03c19d2