chore(deps): Update attrs requirement from <25.0,>=21.2 to >=21.2,<26…

….0 in /packages/@jsii/python-runtime (#4751)

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packages/@jsii/python-runtime/setup.py

@@ -30,7 +30,7 @@
         "jsii._embedded.jsii": ["*.js", "*.js.map"],
     },
     install_requires=[
-        "attrs>=21.2,<25.0",
+        "attrs>=21.2,<26.0",
         "cattrs>=1.8,<24.2",
         "importlib_resources>=5.2.0",
         "publication>=0.0.3",  # This is used by all generated code.