fixes incorrect variable name
fixes incorrect variable name

DCGenomics/hackathon_v001_rnaseq,NCBI-Hackathons/hackathon_v001_rnaseq,NCBI-Hackathons/hackathon_v001_rnaseq,NCBI-Hackathons/hackathon_v001_rnaseq,DCGenomics/hackathon_v001_rnaseq,DCGenomics/hackathon_v001_rnaseq