Werk #14481: Dependency updates

Component	Core & setup
Title	Dependency updates
Date	Jul 28, 2022
Level	Trivial Change
Class	Security Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	2.1.0p10 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Update several dependencies including lxml from 4.7.1 to 4.9.1 (CVE-2022-2309)

According to our analyis none of the vulnerabilities could be abused in Checkmk since the vulnerable functions were not used.

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