Bump com.thoughtworks.xstream:xstream from 1.4.20 to 1.4.21 (#5210)

* Bump com.thoughtworks.xstream:xstream from 1.4.20 to 1.4.21

Bumps [com.thoughtworks.xstream:xstream](https://github.com/x-stream/xstream) from 1.4.20 to 1.4.21.
- [Release notes](https://github.com/x-stream/xstream/releases)
- [Commits](https://github.com/x-stream/xstream/commits)

---
updated-dependencies:
- dependency-name: com.thoughtworks.xstream:xstream
  dependency-type: direct:production
...

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

* Update known-dependencies.txt

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: peacewong <wpeace1212@gmail.com>

pom.xml

@@ -152,7 +152,7 @@
     <jackson-bom.version>2.13.4.20221013</jackson-bom.version>
     <jsonpath.version>2.9.0</jsonpath.version>
     <jettison.version>1.5.4</jettison.version>
-    <xstream.core.version>1.4.20</xstream.core.version>
+    <xstream.core.version>1.4.21</xstream.core.version>
     <woodstox.version>6.4.0</woodstox.version>
     <snakeyaml.version>1.33</snakeyaml.version>
 

tool/dependencies/known-dependencies.txt

@@ -815,6 +815,7 @@ xmlbeans-5.2.1.jar
 xmlenc-0.52.jar
 xom-1.2.5.jar
 xstream-1.4.20.jar
+xstream-1.4.21.jar
 xz-1.5.jar
 zipkin-2.23.2.jar
 zipkin-reporter-2.16.3.jar
@@ -824,4 +825,4 @@ zookeeper-3.9.2.jar
 zookeeper-jute-3.9.2.jar
 zstd-jni-1.4.5-6.jar
 zstd-jni-1.5.0-4.jar
-spark-measure_2.12-0.24.jar
+spark-measure_2.12-0.24.jar