Update dependency ch.qos.logback:logback-classic to v1.3.12

[mend-for-github-com[bot]]

This PR contains the following updates:

Package	Type	Update	Change
ch.qos.logback:logback-classic (source)	dependencies	minor	1.2.11 -> 1.3.12

By merging this PR, the issue #127 will be automatically resolved and closed:

Severity	CVSS Score	CVE
High	7.1	CVE-2023-6378

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[reta]

Logback 1.3.x requires slf4j 2.x