XWIKI-22955: DefaultNotificationCacheManager shouldn't rely on a document configuration source

  * Ensure to use the proper configuration source component in
    notification configuration

(cherry picked from commit 277d1aa5)

xwiki-platform-core/xwiki-platform-notifications/xwiki-platform-notifications-api/src/main/java/org/xwiki/notifications/internal/DefaultNotificationConfiguration.java

@@ -20,6 +20,7 @@
 package org.xwiki.notifications.internal;
 
 import javax.inject.Inject;
+import javax.inject.Named;
 import javax.inject.Singleton;
 
 import org.xwiki.component.annotation.Component;
@@ -39,6 +40,7 @@ public class DefaultNotificationConfiguration implements NotificationConfigurati
     private static final String CONFIGURATION_PREFIX = "notifications.";
 
     @Inject
+    @Named("xwikiproperties")
     private ConfigurationSource configurationSource;
 
     @Override