Bump log4j-core from 2.13.3 to 2.15.0 in /prefetchml-core#8

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dependabot/maven/prefetchml-core/org.apache.logging.log4j-log4j-core-2.15.0atlanmod/Prefetching_Caching_DSL:dependabot/maven/prefetchml-core/org.apache.logging.log4j-log4j-core-2.15.0Copy head branch name to clipboard