Tidied Log4J2 configuration

build.gradle

@@ -23,9 +23,9 @@ repositories {
 
 dependencies {
 
-    implementation 'org.apache.logging.log4j:log4j-api:2.20.0'
-    implementation 'org.apache.logging.log4j:log4j-core:2.20.0'
-    implementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.20.0'
+    implementation 'org.apache.logging.log4j:log4j-api:2.23.1'
+    implementation 'org.apache.logging.log4j:log4j-core:2.23.1'
+    implementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.23.1'
 
 
     testImplementation(platform('org.junit:junit-bom:5.9.2'))

src/main/resources/log4j2.xml

-<Configuration status="warn" name="simple" packages="">
+<Configuration status="warn" name="simple">
     <Appenders>
         <Console name="Console" target="SYSTEM_OUT">
             <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss} %p %m%n"/>