correct instance to have unique period

mis_builder/tests/mis.report.instance.csv

@@ -1,2 +1,2 @@
 "id","date","description","name","period_ids/id","report_id/id"
-"mis_report_instance","2014-07-18","","Test-report-instance","mis_report_instance_period_1,mis_report_instance_period_2,mis_report_instance_period_3,mis_report_instance_period_4,mis_report_instance_period_5,mis_report_instance_period_6","mis_report"
+"mis_report_instance","2014-07-18","","Test-report-instance","mis_report_instance_period_1,mis_report_instance_period_2,mis_report_instance_period_3,mis_report_instance_period_4,mis_report_instance_period_5","mis_report"

mis_builder/tests/mis.report.instance.period.csv

@@ -4,4 +4,3 @@
 "mis_report_instance_period_3","1","last week","-1","Week","2"
 "mis_report_instance_period_4","2","last 2 period","-2","Fiscal Period","3"
 "mis_report_instance_period_5","2","last 2 week","-2","Week","4"
-"mis_report_instance_period_6","1","yesterday","","Day","1"