Bump gson from 2.3 to 2.8.9

Bumps [gson](https://github.com/google/gson) from 2.3 to 2.8.9.
- [Release notes](https://github.com/google/gson/releases)
- [Changelog](https://github.com/google/gson/blob/master/CHANGELOG.md)
- [Commits](https://github.com/google/gson/compare/gson-2.3...gson-parent-2.8.9)

---
updated-dependencies:
- dependency-name: com.google.code.gson:gson
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/modules/cluster-monitoring/pom.xml b/modules/cluster-monitoring/pom.xml
index 0b7aa75..cc8cd22 100644
--- a/modules/cluster-monitoring/pom.xml
+++ b/modules/cluster-monitoring/pom.xml
@@ -79,7 +79,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.3.1</version>
+            <version>2.8.9</version>
         </dependency>
     </dependencies>
 
diff --git a/modules/compute-account-provisioning/pom.xml b/modules/compute-account-provisioning/pom.xml
index bd3b2cd..a31e8da 100644
--- a/modules/compute-account-provisioning/pom.xml
+++ b/modules/compute-account-provisioning/pom.xml
@@ -61,7 +61,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.3.1</version>
+            <version>2.8.9</version>
         </dependency>
     </dependencies>
 
diff --git a/pom.xml b/pom.xml
index 98e072f..3de412a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -100,7 +100,7 @@
         <thrift.version>0.10.0</thrift.version>
         <mysql.connector.version>5.1.34</mysql.connector.version>
         <skipTests>false</skipTests>
-        <google.gson.version>2.3</google.gson.version>
+        <google.gson.version>2.8.9</google.gson.version>
         <zk.version>3.4.0</zk.version>
         <amqp.client.version>3.5.1</amqp.client.version>
         <snakeyaml.version>1.15</snakeyaml.version>