Update python dependencies

| datasource | package            | from     | to        |
| ---------- | ------------------ | -------- | --------- |
| pypi       | attrs              | 25.3.0   | 25.4.0    |
| pypi       | certifi            | 2025.8.3 | 2025.10.5 |
| pypi       | charset-normalizer | 3.4.2    | 3.4.3     |
| pypi       | google-auth        | 2.40.3   | 2.41.1    |
| pypi       | grpcio-tools       | 1.75.0   | 1.75.1    |
| pypi       | markupsafe         | 3.0.2    | 3.0.3     |
| pypi       | pygithub           | 2.6.1    | 2.8.1     |
| pypi       | pynacl             | 1.5.0    | 1.6.0     |
| pypi       | typing-extensions  | 4.14.0   | 4.15.0    |
| pypi       | websocket-client   | 1.8.0    | 1.9.0     |


Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]