Bump custom hatch deprecation expiration

oscargus · oscargus · commit 4d362c5f8721 · 2024-05-08T09:32:36.000+02:00
diff --git a/lib/matplotlib/hatch.py b/lib/matplotlib/hatch.py
@@ -188,7 +188,7 @@ def _validate_hatch_pattern(hatch):
             invalids = ''.join(sorted(invalids))
             _api.warn_deprecated(
                 '3.4',
-                removal='3.9',  # one release after custom hatches (#20690)
+                removal='3.11',  # one release after custom hatches (#20690)
                 message=f'hatch must consist of a string of "{valid}" or '
                         'None, but found the following invalid values '
                         f'"{invalids}". Passing invalid values is deprecated '
