use raw strings with regex

src/mpsd_software_manager/mpsd_software.py

@@ -185,7 +185,7 @@ def read_metadata_from_logfile(logfile: Union[str, Path]) -> dict:
     return {
         match.group(1): match.group(2)
         for match in re.finditer(
-            f"{config_vars['metadata_tag_open']}(\w+):(\w+){config_vars['metadata_tag_close']}",
+            rf"{config_vars['metadata_tag_open']}(\w+):(\w+){config_vars['metadata_tag_close']}",
             log_text,
         )
     }