pythonPackages.tqdm: disable tests because of to transient failures

Many transient failures in performance tests and due to use of sleep.

pkgs/top-level/python-packages.nix

@@ -19383,15 +19383,12 @@ in modules // {
     buildInputs = with self; [ nose coverage pkgs.glibcLocales flake8 ];
     propagatedBuildInputs = with self; [ matplotlib pandas ];
 
-    # Performance test fails
-    prePatch = ''
-      rm tqdm/tests/tests_perf.py
-    '';
-
     preBuild = ''
       export LC_ALL="en_US.UTF-8"
     '';
 
+    doCheck = false; # Many transient failures in performance tests and due to use of sleep
+
     meta = {
       description = "A Fast, Extensible Progress Meter";
       homepage = https://github.com/tqdm/tqdm;