Werk #14702: ps: Fix crash if user or cgroup are empty

Component Checks & agents
Title ps: Fix crash if user or cgroup are empty
Date Nov 30, 2022
Checkmk Editon Checkmk Raw (CRE)
Checkmk Version 2.2.0i1 2.1.0p18
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed

Discovery previously crashed in case of a process with an empty user or cgroup.

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