patch log4j vulnerability

build.gradle

@@ -27,7 +27,7 @@ repositories {
 
 ext {
     kafkaV = '2.7.0'
-    log4jV = '2.11.2'
+    log4jV = '2.15.0'
 }
 
 dependencies {
@@ -95,4 +95,4 @@ plugins.withType(DistributionPlugin) {
     distTar {
         archiveFileName = 'app.tar'
     }
-}
\ No newline at end of file
+}