Update python dependencies (main) (#8458)

Update python dependencies

| datasource | package            | from   | to     |
| ---------- | ------------------ | ------ | ------ |
| pypi       | cachetools         | 6.2.0  | 6.2.1  |
| pypi       | charset-normalizer | 3.4.3  | 3.4.4  |
| pypi       | cryptography       | 46.0.2 | 46.0.3 |
| pypi       | grpcio             | 1.75.1 | 1.76.0 |
| pypi       | grpcio-tools       | 1.75.1 | 1.76.0 |
| pypi       | idna               | 3.10   | 3.11   |
| pypi       | iniconfig          | 2.1.0  | 2.3.0  |
| pypi       | protobuf           | 6.32.1 | 6.33.0 |

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

Author: renovate[bot]