disable 'auto' chemistry for 10x 3` scRNA v1

fi

if [[ "$technology" == "10x" ]]; then

    #use SC3Pv3 (umi length 12)

    if [[ "$chemistry" != "auto" ]];then

    if [[ "$chemistry" == "SC3Pv1" ]]; then

        echo "Accepted chemistry: $chemistry"

         barcode_default=14

         umi_default=10

    elif [[ "$chemistry" != "auto" ]]; then

        #use automatic chemistry detection

        echo "Detecting 10x chemistry automatically"

        chemistry="auto"