[Releng] Use 4.20 and update signing URL to a stable URL
diff --git a/products/org.eclipse.justj.tools.sample.product/pom.xml b/products/org.eclipse.justj.tools.sample.product/pom.xml
index 6c15bdc..3510e93 100644
--- a/products/org.eclipse.justj.tools.sample.product/pom.xml
+++ b/products/org.eclipse.justj.tools.sample.product/pom.xml
@@ -161,7 +161,7 @@
                   <timeoutMillis>300000</timeoutMillis> <!-- 5 min -->
                   <continueOnFail>false</continueOnFail>
                   <entitlements>${project.basedir}/sample.entitlement</entitlements>
-                  <signerUrl>http://172.30.206.146:8282/macosx-signing-service/1.3.0-SNAPSHOT</signerUrl>
+                  <signerUrl>https://cbi.eclipse.org/macos/codesign/sign</signerUrl>
                 </configuration>
               </execution>
             </executions>
diff --git a/releng/org.eclipse.justj.tools.parent/pom.xml b/releng/org.eclipse.justj.tools.parent/pom.xml
index 6a75dca..12e4019 100644
--- a/releng/org.eclipse.justj.tools.parent/pom.xml
+++ b/releng/org.eclipse.justj.tools.parent/pom.xml
@@ -53,7 +53,7 @@
     </repository>
     <repository>
       <id>eclipse-platform-repository</id>
-      <url>http://download.eclipse.org/eclipse/updates/4.19-I-builds</url>
+      <url>http://download.eclipse.org/eclipse/updates/4.20-I-builds</url>
       <layout>p2</layout>
     </repository>
   </repositories>