Bump org.apache.logging.log4j:log4j-core from 2.21.0 to 2.21.1 (#100)

Bumps org.apache.logging.log4j:log4j-core from 2.21.0 to 2.21.1.

---
updated-dependencies:
- dependency-name: org.apache.logging.log4j:log4j-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -49,7 +49,7 @@ subprojects {
             dependency 'xalan:xalan:2.7.3'
             dependency 'org.apache.poi:poi:4.1.1'
             dependency 'org.apache.logging.log4j:log4j-1.2-api:2.21.0'
-            dependency 'org.apache.logging.log4j:log4j-core:2.21.0'
+            dependency 'org.apache.logging.log4j:log4j-core:2.21.1'
             dependency 'org.apache.commons:commons-lang3:3.13.0'
         }
     }