Bump org.apache.logging.log4j:log4j-core

Bumps [org.apache.logging.log4j:log4j-core](https://github.com/apache/logging-log4j2) from 2.18.0 to 2.20.0.
- [Release notes](https://github.com/apache/logging-log4j2/releases)
- [Changelog](https://github.com/apache/logging-log4j2/blob/2.x/CHANGELOG.adoc)
- [Commits](apache/logging-log4j2@rel/2.18.0...rel/2.20.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

buildSrc/src/testKit/thirdPartyAudit/sample_jars/build.gradle

@@ -16,7 +16,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'org.apache.logging.log4j:log4j-core:2.18.0'
+  implementation 'org.apache.logging.log4j:log4j-core:2.20.0'
 }
 
 ["0.0.1", "0.0.2"].forEach { v ->