Fix spurious line endings, don't allow ruff-format to fail anymore

.gitlab-ci.yml

@@ -69,7 +69,6 @@ ruff-lint:
 ruff-format:
   stage: analysis
   extends: .python
-  allow_failure: true
   script:
     - ruff format --check
 

src/openflexure_microscope_server/things/smart_scan.py

@@ -826,7 +826,7 @@ class SmartScanThing(Thing):
         except Exception as e:
             logger.error(
                 f"The scan stopped because of an error: {e}",
-                "We will attempt to stitch and archive the images acquired " "so far.",
+                "We will attempt to stitch and archive the images acquired so far.",
                 exc_info=e,
             )
             raise e
@@ -1193,7 +1193,7 @@ class SmartScanThing(Thing):
             )
         # logger.info("Creating zip archive of images (may take some time)...")
 
-        zip_fname = f'{os.path.join(scan_folder, "images")}.zip'
+        zip_fname = f"{os.path.join(scan_folder, 'images')}.zip"
 
         # Create an empty zip file - we don't want to autofill it with files,
         # as some of them should only be added at the end (as we can't overwrite)