Add runtimeClassName to helm chart matching nvidia-device-plugin

[damonmaria]

Providing the same abilities and matching how it's done in nvidia-device-plugin: https://github.com/NVIDIA/k8s-device-plugin/commit/70df588390e604bf2485ea3bb513b7376f3e9bf1

Signed-off-by: Damon Maria damon@mindhive.co.nz

[cloud-native-bot[bot]]

Hello There!

Thanks for your contribution! This repository is a read-only mirror of the following repository: https://gitlab.com/nvidia/kubernetes/gpu-feature-discovery

Do you mind:

• [ ] Opening a pull request against that repo?
• [ ] Making sure your work is signed: https://help.github.com/en/github/authenticating-to-github/signing-commits

Thanks again!

[elezar]

Closing this PR. Please link the PR on Gitlab if already created or create one there.