Allow passing build arg when building csi-proxy Host Process Container

[laozc]

Reason for PR:
Allow passing build arg via env vars to container building process

Issue Fixed:

Issue #364

Requirements

• Sqaush commits
• Documentation
• Tests

Notes:

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: laozc
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/lifecycle stale

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/lifecycle rotten

[k8s-triage-robot]

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• After 90d of inactivity, lifecycle/stale is applied
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/close

[k8s-ci-robot]

@k8s-triage-robot: Closed this PR.

In response to this:

The Kubernetes project currently lacks enough active contributors to adequately respond to all issues and PRs.

This bot triages PRs according to the following rules:

• After 90d of inactivity, lifecycle/stale is applied
• After 30d of inactivity since lifecycle/stale was applied, lifecycle/rotten is applied
• After 30d of inactivity since lifecycle/rotten was applied, the PR is closed

You can:

• Reopen this PR with /reopen
• Mark this PR as fresh with /remove-lifecycle rotten
• Offer to help out with Issue Triage

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/close

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