Update intelmq/bots/parsers/shadowserver/_config.py

Co-authored-by: Wagner <wagner+github@cert.at>

Author: monoidic

intelmq/bots/parsers/shadowserver/_config.py

@@ -217,9 +217,10 @@ def force_base64(value: Optional[str]) -> Optional[str]:
 
     try:
         base64.b64decode(value)  # return value intentionally ignored
-        return value
     except binascii.Error:
         return base64.b64encode(value.encode()).decode()
+    else:
+        return value
 
 
 # https://www.shadowserver.org/wiki/pmwiki.php/Services/Open-DB2