Werk #17140: HW/SW inventory: Fix tree rendering if no display hints are found

Component	HW/SW inventory
Title	HW/SW inventory: Fix tree rendering if no display hints are found
Date	Dec 6, 2024
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.3.0p23 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

If no display hints are found for specific tree nodes the node titles are empty or have strange names.

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