Update self_test.prm for 1ISM DTX

../IVAS_cod -ism 1 testv/stvISM1.csv 13200 48 testv/stv1ISM48s.pcm bit

../IVAS_dec MONO 48 bit testv/stv1ISM48s.pcm_13200_48-48_MONO.tst

// 1 ISm with metadata at 13.2 kbps, 48 kHz in, 48 kHz out, DTX on, MONO out, random FEC at 5%

// 1 ISm with metadata at 13.2 kbps, 48 kHz in, 48 kHz out, DTX on, BINAURAL out, random FEC at 5%

../IVAS_cod -dtx -ism 1 testv/stvISM1.csv 13200 48 testv/stv48n.pcm bit

../IVAS_dec -fec 5 MONO 48 bit testv/stv1ISM48s.pcm_13200_48-48_MONO.tst

// 1 ISm with metadata at 16.4 kbps, 32 kHz in, 16 kHz out, DTX on, MONO out

../IVAS_cod -dtx -ism 1 testv/stvISM1.csv 32000 32 testv/stv32n.pcm bit

../IVAS_dec MONO 16 bit testv/stv1ISM48s.pcm_13200_48-48_MONO.tst

../IVAS_dec -fec 5 BINAURAL 48 bit testv/stv48n.pcm_13200_48-48_DTX_FEC5_BINAURAL.tst

// 1 ISm with metadata at 32 kbps, 32 kHz in, 32 kHz out, DTX on, MONO out

../IVAS_cod -dtx -ism 1 testv/stvISM1.csv 32000 32 testv/stv32n.pcm bit

../IVAS_dec MONO 32 bit testv/stv1ISM48s.pcm_13200_48-48_MONO.tst

../IVAS_dec MONO 32 bit testv/stv32n.pcm_32000_32-32_DTX_MONO.tst

// 2 ISm with metadata at 16.4 kbps, 48 kHz in, 48 kHz out, STEREO out

../IVAS_cod -ism 2 testv/stvISM1.csv testv/stvISM2.csv 16400 48 testv/stv2ISM48s.pcm bit