chore: bump gson (#327)

Author: igor-tink

pom.xml

@@ -14,7 +14,7 @@
         <arguments />
         <version.jackson>2.17.2</version.jackson>
         <version.logback>1.5.18</version.logback>
-        <version.gson>2.11.0</version.gson>
+        <version.gson>2.13.2</version.gson>
     </properties>
 
     <name>io.getunleash:unleash-client-java</name>