update jarsigner since build.eclipse.org no longer exists

Change-Id: I108b4147a8da52fb6fbcead2f232a8d53ea15c13
Signed-off-by: Leif Geiger <leif.geiger@yatta.de>
diff --git a/org.eclipse.epp.mpc-parent/pom.xml b/org.eclipse.epp.mpc-parent/pom.xml
index f1f5d15..c845a60 100644
--- a/org.eclipse.epp.mpc-parent/pom.xml
+++ b/org.eclipse.epp.mpc-parent/pom.xml
@@ -293,7 +293,7 @@
             <plugin>
                <groupId>org.eclipse.cbi.maven.plugins</groupId>
                <artifactId>eclipse-jarsigner-plugin</artifactId>
-               <version>1.1.7</version>
+               <version>1.3.2</version>
             </plugin>
 
             <plugin>
@@ -374,6 +374,16 @@
             <enabled>true</enabled>
          </snapshots>
       </pluginRepository>
+      <pluginRepository>
+         <id>eclipse-cbi-releases</id>
+         <url>https://repo.eclipse.org/content/repositories/cbi-releases/</url>
+         <releases>
+            <enabled>true</enabled>
+         </releases>
+         <snapshots>
+            <enabled>false</enabled>
+         </snapshots>
+      </pluginRepository>
    </pluginRepositories>
 
 </project>