Werk #11957: Dropping support Ubuntu 19.10

Component	Linux distributions
Title	Dropping support Ubuntu 19.10
Date	Jan 15, 2021
Level	Trivial Change
Class	New Feature
Compatibility	Incompatible - Manual interaction might be required
Checkmk versions & editions	2.1.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME) 2.0.0b5 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Ubuntu 19.10 is depricated and therefore not supoorted by check_mk anymore.

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