build(deps): bump org.jboss.xnio:xnio-api

Bumps org.jboss.xnio:xnio-api from 3.8.11.Final to 3.8.12.Final.

---
updated-dependencies:
- dependency-name: org.jboss.xnio:xnio-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

modules/jooby-undertow/pom.xml

@@ -28,7 +28,7 @@
       <!-- remove xnio once we upgrade to 2.2.18 +  There is a Invalida Path on Windows-->
       <groupId> org.jboss.xnio</groupId>
       <artifactId>xnio-api</artifactId>
-      <version>3.8.11.Final</version>
+      <version>3.8.12.Final</version>
     </dependency>
 
     <dependency>