Bump hadoop-common from 2.6.1 to 3.2.3

Bumps hadoop-common from 2.6.1 to 3.2.3.

---
updated-dependencies:
- dependency-name: org.apache.hadoop:hadoop-common
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index d7d83ca..36016ab 100644
--- a/pom.xml
+++ b/pom.xml
@@ -295,7 +295,7 @@
     <!-- maven specific properties -->
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <samza.version>1.6.0</samza.version>
-    <hadoop.version>2.6.1</hadoop.version>
+    <hadoop.version>3.2.3</hadoop.version>
   </properties>
 
   <developers>