Bump org.slf4j:slf4j-simple from 2.0.13 to 2.0.15

[dependabot[bot]]

Bumps org.slf4j:slf4j-simple from 2.0.13 to 2.0.15.

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:sunny:   Quality Monitor

   :vertical_traffic_light:   Tests: 98 % successful (:heavy_check_mark: 95 passed, :see_no_evil: 2 skipped)    :wavy_dash:   Line Coverage: 91% (62 missed lines)    :curly_loop:   Branch Coverage: 92% (19 missed branches)      Mutation Coverage: 80% (75 survived mutations)      CheckStyle: No warnings      PMD: No warnings      SpotBugs: No warnings

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