fixup! fix(python): skip stale protocol v1 responses

Author: romanz

python/src/trezorlib/protocol_v1.py

@@ -348,11 +348,15 @@ def _read(self, session: SessionV1, timeout: float | None = None) -> MessageType
 
 @enter_context
 def probe(
-    transport: Transport, *, mapping: ProtobufMapping = mapping.DEFAULT_MAPPING
+    transport: Transport,
+    *,
+    mapping: ProtobufMapping = mapping.DEFAULT_MAPPING,
+    retries: int = 10,
 ) -> bool:
     """Probe the transport to see if it supports protocol v1."""
-    while True:
+    for _ in range(retries):
         try:
+            # skip stale responses (to prevent the device from blocking during sending)
             resp = read(transport, _ignore_bad_magic=True, timeout=0.1)
             LOG.debug("stale response: %s", resp)
         except Timeout: