fix(qupath): remove trailing equal sign from logs

Author: olivermeyer

src/aignostics/qupath/_service.py

@@ -518,7 +518,7 @@ def _download_qupath(  # noqa: C901, PLR0912, PLR0913, PLR0915, PLR0917
                                 install_progress_queue.put_nowait(progress)
             logger.trace("Downloaded QuPath archive to '{}'", filepath)
         except requests.RequestException as e:
-            message = f"Failed to download QuPath from {url}="
+            message = f"Failed to download QuPath from {url}"
             logger.exception(message)
             raise RuntimeError(message) from e
         except Exception: