Add back mixed_mc714_foa_masa2_ism4.txt for old renderer test

mixed_mc714_foa_masa2_ism4.wav

7

MC

1

7_1_4

SBA

13

1

MASA

17

2

stv2MASA2TC48c.met

ISM

19

stvISM1.csv

ISM

20

stvISM2.csv

ISM

21

stvISM3.csv

ISM

22

stvISM4.csv