hacking - account for job names that contain separators (#75454)

Some job names contain '/' which causes the download job to fail.

Example job name: `Post-job: Checkout ansible/ansible@refs/pull/75445/merge to ansible.log`

hacking/azp/download.py

@@ -214,6 +214,10 @@ def download_run(args):
                 parent_id = parent_of.get(p['id'], None)
 
             path = " ".join(names)
+
+            # Some job names have the separator in them.
+            path = path.replace(os.sep, '_')
+
             log_path = os.path.join(output_dir, '%s.log' % path)
             if args.verbose:
                 print(log_path)