Bump org.apache.logging.log4j:log4j-core from 2.19.0 to 2.20.0 (#780)

Bumps [org.apache.logging.log4j:log4j-core](https://github.com/apache/logging-log4j2) from 2.19.0 to 2.20.0.
- [Release notes](https://github.com/apache/logging-log4j2/releases)
- [Changelog](https://github.com/apache/logging-log4j2/blob/release-2.x/CHANGELOG.adoc)
- [Commits](apache/logging-log4j2@rel/2.19.0...rel/2.20.0)

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

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application/build.gradle

@@ -48,7 +48,7 @@ dependencies {
 
     implementation 'net.dv8tion:JDA:5.0.0-alpha.20'
 
-    implementation 'org.apache.logging.log4j:log4j-core:2.19.0'
+    implementation 'org.apache.logging.log4j:log4j-core:2.20.0'
     runtimeOnly 'org.apache.logging.log4j:log4j-slf4j18-impl:2.18.0'
 
     implementation 'club.minnced:discord-webhooks:0.8.2'