Bump hadoop-common from 2.7.1 to 3.2.3

Bumps hadoop-common from 2.7.1 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 ebc07e2..ad56215 100644
--- a/pom.xml
+++ b/pom.xml
@@ -488,7 +488,7 @@
         <jersey.version>1.19</jersey.version>
         <tinkerpop.version>2.6.0</tinkerpop.version>
         <titan.version>0.5.4</titan.version>
-        <hadoop.version>2.7.1</hadoop.version>
+        <hadoop.version>3.2.3</hadoop.version>
         <hbase.version>1.1.2</hbase.version>
         <solr.version>5.5.1</solr.version>
         <kafka.version>0.10.0.0</kafka.version>