Fixed: the Certification page is not displayed on the

learn page. It currently appears under the first section,
which can be changed later.

Author: JosePaumard

…cation/01_java-certification-overview.md …va-app/01_java-certification-overview.mdapp/pages/learn/01_tutorial/xx_java-certification/01_java-certification-overview.md renamed to app/pages/learn/01_tutorial/01_your-first-java-app/01_java-certification-overview.md app/pages/learn/01_tutorial/xx_java-certification/01_java-certification-overview.md renamed to app/pages/learn/01_tutorial/01_your-first-java-app/01_java-certification-overview.md

@@ -1,5 +1,5 @@
 ---
-id: java-cert-overview
+id: certification.java-cert-overview
 title: Getting Started with Java Certification
 slug: learn/java-cert-overview
 type: tutorial