Werk #14046: inventory_lnx_packages: Fix crash when there is no package version

Component	HW/SW inventory
Title	inventory_lnx_packages: Fix crash when there is no package version
Date	May 9, 2022
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.2.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME) 2.1.0b9 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Discovery would crash if there was no package version. It would result with packages not being shown in the Inventory tree.

To the list of all Werks