ADH-7362: removed debug

Author: Vitaliy Dmitriev

flink-yarn/src/main/java/org/apache/flink/yarn/YarnClusterDescriptor.java

@@ -1970,9 +1970,6 @@ Map<String, String> generateApplicationMasterEnv(
                         ResourceManagerOptions.CONTAINERIZED_MASTER_ENV_PREFIX,
                         this.flinkConfiguration));
 
-        LOG.warn("JAVA_HOME:");
-        LOG.warn(System.getenv("JAVA_HOME"));
-
         // set JAVA_HOME
         ConfigurationUtils.setJavaHomeEnv(this.flinkConfiguration, env);
         // set Flink app class path