fix syntax

Signed-off-by: olivier lamy <olamy@apache.org>

Jenkinsfile

@@ -69,12 +69,12 @@ pipeline {
             cleanWs deleteDirs: true, notFailBuild: true, patterns: [[pattern: '.repository', type: 'EXCLUDE']]
         }    
         unstable {
-            scripts{
+            script{
                 asfStandardBuild.notifyBuild( "Unstable Build ")
             }
         }
         failure {
-            scripts{
+            script{
                 asfStandardBuild.notifyBuild( "Error in redback core build ")
             }
         }
@@ -82,12 +82,10 @@ pipeline {
             script {
                 def previousResult = currentBuild.previousBuild?.result
                 if (previousResult && !currentBuild.resultIsWorseOrEqualTo( previousResult ) ) {
-                    scripts{
                     asfStandardBuild.notifyBuild( "Fixed" )
                 }
             }
         }
     }
 }
-}
 // vim: et:ts=4:sw=4:ft=groovy