it seems your xsjob.xsjs file has issue.
can you please try as below.
var conn = $.hdb.getConnection();
var executeProc = conn.loadProcedure('_SYS_BIC', 'HANA.XSJOB_TEST');
executeProc();
conn.commit();
conn.close();
the JOB set up will work as soon as you correct the xsjs file.