Update matplot usage

frigate/detectors/detector_config.py

@@ -5,7 +5,7 @@
 from enum import Enum
 from typing import Dict, Optional, Tuple
 
-import matplotlib.pyplot as plt
+import matplotlib.cm as plt
 import requests
 from pydantic import BaseModel, ConfigDict, Field
 from pydantic.fields import PrivateAttr
@@ -128,7 +128,7 @@ def compute_model_hash(self) -> None:
 
  def create_colormap(self, enabled_labels: set[str]) -> None:
  """Get a list of colors for enabled labels."""
- cmap = plt.cm.get_cmap("tab10", len(enabled_labels))
+ cmap = plt.ColormapRegistry.get("tab10", len(enabled_labels))
 
  for key, val in enumerate(enabled_labels):
  self._colormap[val] = tuple(int(round(255 * c)) for c in cmap(key)[:3])