fix: raise SignalUploadError for resp status >= 400

Author: tylfin

ddtrace/debugging/_uploader.py

@@ -154,7 +154,7 @@ def _write(self, payload: bytes, endpoint: str) -> None:
                 if not (200 <= resp.status < 300):
                     log.error("Failed to upload payload to endpoint %s: [%d] %r", endpoint, resp.status, resp.read())
                     meter.increment("upload.error", tags={"status": str(resp.status)})
-                    if 400 <= resp.status < 500:
+                    if 400 <= resp.status:
                         msg = "Failed to upload payload"
                         raise SignalUploaderError(msg)
                 else: