Prepare gson release

Author: rbygrave

gson-adapter/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.avaje</groupId>
     <artifactId>java11-oss</artifactId>
-    <version>3.8</version>
+    <version>3.9</version>
     <relativePath/>
   </parent>
 
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>io.avaje</groupId>
       <artifactId>avaje-http-client</artifactId>
-      <version>1.19-SNAPSHOT</version>
+      <version>1.19</version>
       <scope>provided</scope>
     </dependency>