Merge pull request #1102 from jupyter/dependabot/pip/attrs-25.4.0

Author: minrk

requirements.txt

@@ -14,7 +14,7 @@ arrow==1.3.0
     # via isoduration
 asttokens==3.0.0
     # via stack-data
-attrs==25.3.0
+attrs==25.4.0
     # via
     #   jsonschema
     #   referencing