Bump API version to 2.8.3

Change-Id: I12c35125f732ff8fd3ef75427c83c25f910707c9
diff --git a/pom.xml b/pom.xml
index 1029c81..f3b56aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
   <version>0.1</version>
   <properties>
     <Gerrit-ApiType>plugin</Gerrit-ApiType>
-    <Gerrit-ApiVersion>2.8.2</Gerrit-ApiVersion>
+    <Gerrit-ApiVersion>2.8.3</Gerrit-ApiVersion>
   </properties>
 
   <build>