HADOOP-17940. Upgrade Kafka to 2.8.1 (#3488)

Reviewed-by: Masatake Iwasaki <iwasakims@apache.org>
diff --git a/LICENSE-binary b/LICENSE-binary
index 204c523..824dbee 100644
--- a/LICENSE-binary
+++ b/LICENSE-binary
@@ -306,7 +306,7 @@
 org.apache.htrace:htrace-core4:4.1.0-incubating
 org.apache.httpcomponents:httpclient:4.5.6
 org.apache.httpcomponents:httpcore:4.4.10
-org.apache.kafka:kafka-clients:2.4.0
+org.apache.kafka:kafka-clients:2.8.1
 org.apache.kerby:kerb-admin:1.0.1
 org.apache.kerby:kerb-client:1.0.1
 org.apache.kerby:kerb-common:1.0.1
@@ -344,7 +344,7 @@
 org.eclipse.jetty.websocket:javax-websocket-client-impl:9.3.27.v20190418
 org.eclipse.jetty.websocket:javax-websocket-server-impl:9.3.27.v20190418
 org.ehcache:ehcache:3.3.1
-org.lz4:lz4-java:1.6.0
+org.lz4:lz4-java:1.7.1
 org.objenesis:objenesis:2.6
 org.xerial.snappy:snappy-java:1.0.5
 org.yaml:snakeyaml:1.16:
@@ -364,7 +364,7 @@
 hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/fuse-dfs/util/tree.h
 hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/native/container-executor/impl/compat/{fstatat|openat|unlinkat}.h
 
-com.github.luben:zstd-jni:1.4.3-1
+com.github.luben:zstd-jni:1.4.9-1
 dnsjava:dnsjava:2.1.7
 org.codehaus.woodstox:stax2-api:4.2.1
 
diff --git a/hadoop-project/pom.xml b/hadoop-project/pom.xml
index 6894690..b8f865a 100644
--- a/hadoop-project/pom.xml
+++ b/hadoop-project/pom.xml
@@ -50,7 +50,7 @@
     <!-- Version number for xerces used by JDiff -->
     <xerces.jdiff.version>2.11.0</xerces.jdiff.version>
 
-    <kafka.version>2.4.0</kafka.version>
+    <kafka.version>2.8.1</kafka.version>
 
     <commons-daemon.version>1.0.13</commons-daemon.version>