Merge pull request #2135 from kubernetes-client/dependabot/maven/com.google.code.gson-gson-2.9.0

Bump gson from 2.8.9 to 2.9.0

Author: k8s-ci-robot

pom.xml

@@ -49,7 +49,7 @@
     <junit.version>4.13</junit.version>
     <bucket4j.version>7.2.0</bucket4j.version>
     <bouncycastle.version>1.70</bouncycastle.version>
-    <gson.version>2.8.9</gson.version>
+    <gson.version>2.9.0</gson.version>
     <jsr305.version>3.0.2</jsr305.version>
     <okhttp3.version>4.9.2</okhttp3.version>
     <swagger-core.version>1.6.5</swagger-core.version>