Backport of CSI: make plugin health_timeout configurable in csi_plugin stanza into release/1.3.x

[hc-github-team-nomad-core]

Backport

This PR is auto-generated from #13340 to be assessed for backporting due to the inclusion of the label backport/1.3.x.

The below text is copied from the body of the original PR.

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Fixes #13179

Test results: Configured health_timeout as 5m and introduced an artificial error to make sure Portworx was killed after 5m:

Recent Events:
Time                  Type                     Description
2022-06-10T20:05:40Z  Killed                   Task successfully killed
2022-06-10T20:05:40Z  Terminated               Exit Code: 2, Exit Message: "Docker container exited with non-zero exit code: 2"
2022-06-10T20:05:40Z  Killing                  CSI plugin did not become healthy before configured 5m0s health timeout
2022-06-10T20:05:40Z  Plugin became unhealthy  Error: CSI plugin failed probe: timeout while connecting to gRPC socket: failed to stat socket: stat /etc/nomad.d/client/csi/plugins/62bdddd8-3955-92d2-cc23-02b6f6204e62/csi.sock: no such file or directory
2022-06-10T19:58:15Z  Started                  Task started by client
2022-06-10T19:58:13Z  Task Setup               Building Task Directory
2022-06-10T19:58:13Z  Received                 Task received by client

Signed-off-by: Grant Griffiths [email protected]

[github-actions]

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