Upgrade Xstream bundle to version 1.4.18_1
diff --git a/pom.xml b/pom.xml
index dc0b6a4..d843c55 100644
--- a/pom.xml
+++ b/pom.xml
@@ -289,7 +289,7 @@
<xmlgraphics-commons-bundle-version>2.3_1</xmlgraphics-commons-bundle-version>
<xmlresolver-bundle-version>1.2_5</xmlresolver-bundle-version>
<xpp3-bundle-version>1.1.4c_7</xpp3-bundle-version>
- <xstream-bundle-version>1.4.17_1</xstream-bundle-version>
+ <xstream-bundle-version>1.4.18_1</xstream-bundle-version>
<zipkin-libthrift-version>0.13.0</zipkin-libthrift-version>
<zjsonpatch-version>0.3.0</zjsonpatch-version>
<zookeeper-guava-version>27.1-jre</zookeeper-guava-version>