bump hadoop version (#33011)

* bump hadoop version

* add to readme.md

Author: Abacn

CHANGES.md

@@ -63,6 +63,7 @@
 ## I/Os
 
 * Support for X source added (Java/Python) ([#X](https://github.com/apache/beam/issues/X)).
+* Upgraded the default version of Hadoop dependencies to 3.4.1. Hadoop 2.10.2 is still supported (Java) ([#33011](https://github.com/apache/beam/issues/33011)).
 
 ## New Features / Improvements
 

buildSrc/src/main/groovy/org/apache/beam/gradle/BeamModulePlugin.groovy

@@ -614,7 +614,7 @@ class BeamModulePlugin implements Plugin<Project> {
     // [bomupgrader] determined by: io.grpc:grpc-netty, consistent with: google_cloud_platform_libraries_bom
     def grpc_version = "1.67.1"
     def guava_version = "33.1.0-jre"
-    def hadoop_version = "2.10.2"
+    def hadoop_version = "3.4.1"
     def hamcrest_version = "2.1"
     def influxdb_version = "2.19"
     def httpclient_version = "4.5.13"