[SPARK-52044] Upgrade log4j2 to 2.24.3

Author: dongjoon-hyun

gradle/libs.versions.toml

@@ -21,7 +21,7 @@ operator-sdk = "4.9.0"
 okhttp = "4.12.0"
 dropwizard-metrics = "4.2.25"
 spark = "4.0.1-SNAPSHOT"
-log4j = "2.24.2"
+log4j = "2.24.3"
 
 # Test
 junit = "5.10.2"