Add more autotest

src/ksieveui/autocreatescripts/autotests/data/failed-2-ref.siv

+## Flag: |UniqueId:2|Rulename: Mail delivery failed <bae.vo.pb+ma@gmail.com>
+if allof ( header :contains "From" "mailer-daemon@foo.de" , header :matches "Subject" "Mail delivery failed: returning message to sender" , size :under 10000 , body :contains :text "<blo@dd.com>" ) 
+{
+    fileinto "folder" ;
+    addflag "\\seen" ;
+    stop ;
+}

src/ksieveui/autocreatescripts/autotests/data/failed-2.siv

+## Flag: |UniqueId:2|Rulename: Mail delivery failed <bae.vo.pb+ma@gmail.com>
+if allof ( header :contains "From" "mailer-daemon@foo.de" , header :matches "Subject" "Mail delivery failed: returning message to sender" , size :under 10000 , body :contains :text "<blo@dd.com>" ) 
+{
+    fileinto "folder" ;
+    addflag "\\seen" ;
+    stop ;
+}

src/ksieveui/autocreatescripts/autotests/sieveeditorgraphicalmodewidgettest.cpp

@@ -181,6 +181,7 @@ void SieveEditorGraphicalModeWidgetTest::shouldLoadScripts_data()
 
     //Failed
     QTest::newRow("failed-1") << QStringLiteral("failed-1") << true << true;
+    QTest::newRow("failed-2") << QStringLiteral("failed-2") << true << true;
 }
 
 QTEST_MAIN(SieveEditorGraphicalModeWidgetTest)