fix: add driver-ops and docs warning

[kaixi-wang]

Rationale

• avoid permissions issues when the sidecar comes up due to ownership

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Changes

Checklist

• This PR maintains parity between Docker Compose and Helm

Testing

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[mo-getter]

Since there will be no existing root-owned telemetry volumes in customer envs, can you please remove all changes to the md files? Also, do we need the PYTHON_UNBUFFERED change? I think that could have a negative performance impact on workloads.

[kaixi-wang]

I wasn't able to push changes to this branch since it starts with release/ so made changes on a new branch #576