Merge pull request #50 from APNIC-net/dependabot/maven/com.google.code.gson-gson-2.8.9

Bump gson from 2.2.4 to 2.8.9

Author: tomhrr

pom.xml

@@ -156,7 +156,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.2.4</version>
+            <version>2.8.9</version>
         </dependency>
 
         <dependency>