#2380 Related test pom only changes

Note that we can't run both test-java16 and test-kotlin together as kotlin isn't yet working on JDK 16

tests/test-kotlin/pom.xml

@@ -18,7 +18,7 @@
     <maven.compiler.source>11</maven.compiler.source>
     <maven.compiler.target>11</maven.compiler.target>
 
-    <ebean-maven-plugin.version>12.11.5</ebean-maven-plugin.version>
+    <ebean-maven-plugin.version>12.12.0</ebean-maven-plugin.version>
     <kotlin.version>1.5.31</kotlin.version>
     <jackson.version>2.12.1</jackson.version>
   </properties>
@@ -34,14 +34,14 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-test</artifactId>
-      <version>12.11.6-SNAPSHOT</version>
+      <version>12.12.0-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.11.6-SNAPSHOT</version>
+      <version>12.12.0-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
@@ -104,15 +104,6 @@
         </executions>
       </plugin>
 
-      <!--  TODO remove. May be enable signing in release profile?   -->
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-gpg-plugin</artifactId>
-        <version>1.6</version>
-        <configuration>
-          <skip>true</skip>
-        </configuration>
-      </plugin>
     </plugins>
   </build>