Add process resource detector

[thompson-tomo]

In semantic conventions we have the definition of the process which contains a collection of attributes to be reported as part of the resource. See process

We should introduce a process resource detector.

[github-actions]

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[github-actions]

👋 This issue has been marked as stale because it has been open with no activity. You can: comment on the issue or remove the stale label to hold stale off for a while, add the keep label to hold stale off permanently, or do nothing. If you do nothing this issue will be closed eventually by the stale bot.