Bump hadoop.version from 3.3.6 to 3.4.0 in /jvm-packages/xgboost4j

Bumps `hadoop.version` from 3.3.6 to 3.4.0.

Updates `org.apache.hadoop:hadoop-hdfs` from 3.3.6 to 3.4.0

Updates `org.apache.hadoop:hadoop-common` from 3.3.6 to 3.4.0

---
updated-dependencies:
- dependency-name: org.apache.hadoop:hadoop-hdfs
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.hadoop:hadoop-common
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

jvm-packages/pom.xml

@@ -39,7 +39,7 @@
         <spark.version.gpu>3.4.1</spark.version.gpu>
         <scala.version>2.12.18</scala.version>
         <scala.binary.version>2.12</scala.binary.version>
-        <hadoop.version>3.3.6</hadoop.version>
+        <hadoop.version>3.4.0</hadoop.version>
         <maven.wagon.http.retryHandler.count>5</maven.wagon.http.retryHandler.count>
         <log.capi.invocation>OFF</log.capi.invocation>
         <use.cuda>OFF</use.cuda>