Remove unmaintained and broken pytest-lazy-fixture (#3193)

Remove pytest-lazy-fixtures

dev/environment-dev.yml

@@ -28,7 +28,6 @@ dependencies:
   - mitmproxy
   - pytest >=7.3.0
   - pytest-asyncio
-  - pytest-lazy-fixture
   - pytest-xprocess
   - requests
   - sel(win): pywin32

micromamba/tests/test_pkg_cache.py

@@ -248,8 +248,13 @@ def same_repodata_json_solv(cache: Path):
 
 
 class TestMultiplePkgCaches:
-    @pytest.mark.parametrize("cache", (pytest.lazy_fixture(("tmp_cache", "tmp_cache_alt"))))
-    def test_different_caches(self, tmp_home, tmp_root_prefix, cache):
+    @pytest.mark.parametrize("which_cache", ["tmp_cache", "tmp_cache_alt"])
+    def test_different_caches(
+        self, tmp_home, tmp_root_prefix, tmp_cache, tmp_cache_alt, which_cache
+    ):
+        # Test parametrization
+        cache = {"tmp_cache": tmp_cache, "tmp_cache_alt": tmp_cache_alt}[which_cache]
+
         os.environ["CONDA_PKGS_DIRS"] = f"{cache}"
         env_name = "some_env"
         res = helpers.create("-n", env_name, "xtensor", "-v", "--json", no_dry_run=True)