Reverting the extra column for externals, would make the training mor…

…e complicated and it seems that we actually don not need it

demo/grouper/midpoint_server/container_files/mp-home/source-external.csv

@@ -1,5 +1,5 @@
-uid,firstname,lastname,department,mail,suspended,validFrom,validTo
-ext.jsmith,John,Smith,External,xjsmith@example.com,0,2018-01-01,9999-12-31
-ext.aanderson,Alice,Anderson,External,xaanderson@example.com,0,2016-03-15,9999-12-31
-ext.ejohnson,Ellen,Johnson,External,xejohnson@example.com,0,2019-10-01,2019-12-31
-ext.rvasquez,Ron,Vasquez,External,xrvasquez@example.com,0,2019-01-01,2019-10-31
+uid,firstname,lastname,department,mail,validFrom,validTo
+ext.jsmith,John,Smith,External,xjsmith@example.com,2018-01-01,9999-12-31
+ext.aanderson,Alice,Anderson,External,xaanderson@example.com,2016-03-15,9999-12-31
+ext.ejohnson,Ellen,Johnson,External,xejohnson@example.com,2019-10-01,2019-12-31
+ext.rvasquez,Ron,Vasquez,External,xrvasquez@example.com,2019-01-01,2019-10-31