knowhere-v2.2.4

What's Changed

• Upgrade conan to 1.61.0 (#182) by @chasingegg in #347
• switch knowhere-test branch to 2.2 by @cqy123456 in #384
• [2.2] Ensure topk results for IVF_FLAT_CC (#353) by @chasingegg in #383
• [fix 2.2]: make sure we rethrow exceptions in async tasks by @zhengbuqian in #382
• [2.2 fix] wrap IVF index train/build calls in knowhere build pool by @zhengbuqian in #379
• [2.2] fix diskann async cache generation by @foxspy in #377
• fix:miss wait thread tasks finish in diskann. by @cqy123456 in #380
• [2.2] Shuffle ids for building hnsw index (#322) by @chasingegg in #381

Full Changelog: v2.2.3...v2.2.4