Werk #13845: cmk_agent_ctl_status: Fix crash upon empty section

Component Checks & agents
Title cmk_agent_ctl_status: Fix crash upon empty section
Date Apr 12, 2022
Checkmk Editon Checkmk Raw (CRE)
Checkmk Version 2.2.0i1 2.1.0b6
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed

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