python3Packages.metar: disable test, remove patch

The test was fine for a day and started failing again yesterday, so we
disable it this time until upstream makes a new release with more
confidence.

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

@@ -22,15 +22,15 @@ buildPythonPackage rec {
       url = "https://github.com/python-metar/python-metar/commit/716fa76682e6c2936643d1cf62e3d302ef29aedd.patch";
       hash = "sha256-y82NN+KDryOiH+eG+2ycXCO9lqQLsah4+YpGn6lM2As=";
     })
-    (fetchpatch {
-      # Fix failing test: https://github.com/python-metar/python-metar/issues/165
-      url = "https://github.com/python-metar/python-metar/commit/a4f9a4764b99bb0313876366d30728169db2770b.patch";
-      hash = "sha256-sURHUb4gCKVMqEWFklTsxF0kr0SxC02Yr0287rZIvC0=";
-    })
   ];
 
   checkInputs = [ pytestCheckHook ];
 
+  disabledTests = [
+    # https://github.com/python-metar/python-metar/issues/165
+    "test_033_parseTime_auto_month"
+  ];
+
   pythonImportsCheck = [ "metar" ];
 
   meta = with lib; {