Use wildcard case for body to preserve original fallthrough behavior

The original else branch handled any type, not just bytes(). Using
case _ preserves that catch-all semantics.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: adamtheturtle

src/mock_vws/_requests_mock_server/decorators.py

@@ -184,8 +184,8 @@ def wrapped(
                     body_bytes = b""
                 case str() as raw_body:
                     body_bytes = raw_body.encode(encoding="utf-8")
-                case bytes() as raw_body:
-                    body_bytes = raw_body
+                case _:
+                    body_bytes = request.body
 
             path = request.path_url
             if base_path and path.startswith(base_path):