fix windows unit test on locked file

src/video_subtitles/run.py

@@ -1,6 +1,8 @@
 """
 Runs the program
 """
+
+import atexit
 import os
 import shutil
 
@@ -21,6 +23,15 @@ def find_srt_files(folder: str) -> list[str]:
     return files
 
 
+def cleanup(file: str):
+    """Attempts to remove the file."""
+    if os.path.exists(file):
+        try:
+            os.remove(file)
+        except Exception as err:  # pylint: disable=broad-except
+            print(f"Error removing {file}: {err}")
+
+
 def run(  # pylint: disable=too-many-locals,too-many-branches,too-many-statements
     file: str,
     deepl_api_key: str | None,
@@ -97,7 +108,6 @@ def run(  # pylint: disable=too-many-locals,too-many-branches,too-many-statement
                 os.remove(webvtt_file)
             convert_webvtt(srt_file, webvtt_file)
             os.remove(srt_file)
-    if os.path.exists("geckodriver.log"):  # appears when generating srt files
-        os.remove("geckodriver.log")
+    atexit.register(cleanup, os.path.abspath("geckodriver.log"))
     print("Done translating")
     return outdir