Revert "python3Packages.pymilvus: 2.3.6 -> 2.4.7"

This reverts commit 6fe5dbd950.
Fixes #351102
(for now; feel free to upgrade and fix)

pkgs/development/python-modules/pymilvus/default.nix

@@ -21,7 +21,7 @@
 
 buildPythonPackage rec {
   pname = "pymilvus";
-  version = "2.4.7";
+  version = "2.3.6";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -30,7 +30,7 @@ buildPythonPackage rec {
     owner = "milvus-io";
     repo = "pymilvus";
     rev = "refs/tags/v${version}";
-    hash = "sha256-z4Gg9TCiIwcDxnsEDyafsoMjmPYxLjg1XWH41rTA3nU=";
+    hash = "sha256-K7k3MTOEm9+HDwMps9C8Al0Jmp1ptJw3pN1LEBOUz0U=";
   };
 
   pythonRelaxDeps = [