More mypy cleanup (#22658)

* Halfway point for fixing data processing

* Fix mixin types missing

* Cleanup LPR mypy

* Cleanup audio mypy

* Cleanup bird mypy

* Cleanup mypy for custom classification

* remove whisper

* Fix DB typing

* Cleanup events mypy

* Clenaup

* fix type evaluation

* Cleanup

* Fix broken imports

frigate/util/builtin.py

@@ -12,7 +12,7 @@ import shlex
 import struct
 import urllib.parse
 from collections.abc import Mapping
-from multiprocessing.sharedctypes import Synchronized
+from multiprocessing.managers import ValueProxy
 from pathlib import Path
 from typing import Any, Dict, Optional, Tuple, Union
 
@@ -64,7 +64,7 @@ class EventsPerSecond:
 
 
 class InferenceSpeed:
-    def __init__(self, metric: Synchronized) -> None:
+    def __init__(self, metric: ValueProxy[float]) -> None:
         self.__metric = metric
         self.__initialized = False