added extra options in config_demo_sname.ini to use riftILE
the config file can use rift or rapidPE ILE. RapidPE ILE runs without any failure.
Using this rift ILE(https://git.ligo.org/vinaya.valsan/rift/-/blob/test_riftile_in_rapidpe/MonteCarloMarginalizeCode/Code/bin/integrate_likelihood_extrinsic_batchmode) fails with these log files: /home/vinaya.valsan/rapidPE/RapidPE_RIFT_Developments/RapidPE-RIFT_forks_rpe-pipe/rapidpe-rift-submission-scripts/output/rift_test2/20220427_gstlal_20190425_G330564/logs
Edited by VINAYA VALSAN