chore(deps): update dependency attrs to v26

| datasource | package | from   | to     |
| ---------- | ------- | ------ | ------ |
| pypi       | attrs   | 25.4.0 | 26.1.0 |

Author: renovate[bot]

pyproject.toml

@@ -11,7 +11,7 @@ dependencies = [
     "requests>=2.32.3,<3.0.0",
     "plexapi>=4.15.16,<5.0.0",
     "python-dotenv>=1.0.1,<2.0.0",
-    "attrs>=25.0.0,<26.0.0",
+    "attrs>=26.1.0,<26.2.0",
     "ty>=0.0.20",
 ]