Apply suggestion from @herin049

Co-authored-by: Lukas Hering <40302054+herin049@users.noreply.github.com>

Author: MikeGoldsmith

opentelemetry-sdk/src/opentelemetry/sdk/_configuration/_logger_provider.py

@@ -90,14 +90,19 @@ def _parse_headers(
     return result
 
 
+class CompressionT(Protocol[T]):
+    @property
+    def Gzip(self) -> T: ...
+
+
 def _map_compression(
-    value: Optional[str], compression_enum: type
-) -> Optional[object]:
+    value: Optional[str], compression_enum: CompressionT[T]
+) -> Optional[T]:
     """Map a compression string to the given Compression enum value."""
     if value is None or value.lower() == "none":
         return None
     if value.lower() == "gzip":
-        return compression_enum.Gzip  # type: ignore[attr-defined]
+        return compression_enum.Gzip
     raise ConfigurationError(
         f"Unsupported compression value '{value}'. Supported values: 'gzip', 'none'."
     )