Enabled test

Author: radarhere

Tests/test_file_libtiff.py

@@ -510,11 +510,7 @@ def test_palette_save(self, im, tmp_path):
             assert len(reloaded.tag_v2[320]) == 768
 
     @pytest.mark.parametrize("compression", ("tiff_ccitt", "group3", "group4"))
-    def xtest_bw_compression_w_rgb(self, compression, tmp_path):
-        """This test passes, but when running all tests causes a failure due
-        to output on stderr from the error thrown by libtiff. We need to
-        capture that but not now"""
-
+    def test_bw_compression_w_rgb(self, compression, tmp_path):
         im = hopper("RGB")
         out = str(tmp_path / "temp.tif")