refactor: Remove dead code

Author: fabriziodemaria

confidence/telemetry.py

@@ -1,6 +1,6 @@
 import base64
 from queue import Queue
-from typing import Optional, TypeVar, cast
+from typing import Optional, cast
 from typing_extensions import TypeAlias
 
 from confidence.telemetry_pb2 import (
@@ -15,15 +15,12 @@
 ProtoTraceId: TypeAlias = ProtoLibraryTraces.ProtoTraceId
 ProtoStatus: TypeAlias = ProtoLibraryTraces.ProtoTrace.ProtoRequestTrace.ProtoStatus
 
-T = TypeVar("T")
-QueueType = Queue
-
 
 class Telemetry:
     _instance: Optional["Telemetry"] = None
     _initialized: bool = False
     version: str
-    _traces_queue: "QueueType[ProtoTrace]"
+    _traces_queue: Queue[ProtoTrace]
     _disabled: bool
 
     def __new__(cls, version: str, disabled: bool = False) -> "Telemetry":
@@ -36,7 +33,7 @@ def __new__(cls, version: str, disabled: bool = False) -> "Telemetry":
     def __init__(self, version: str, disabled: bool = False) -> None:
         if not self._initialized:
             self.version = version
-            self._traces_queue = cast("QueueType[ProtoTrace]", Queue())
+            self._traces_queue = Queue()
             self._disabled = disabled
             self._initialized = True