Module updates

[mianahom]

• update sratoolkit to sratoolkit/3.0.1 - newer version avoids running program for configuration

[mianahom]

• update samtools/1.16.1 (different samtools used throughout (1.10 &1.12) )

[mianahom]

update multiqc/1.12 (currently multiqc/1.9)

[mianahom]

update hisat2 to hisat/2.2.1 (currently is 2.2.0 in 03_index)

[mianahom]

update stringtie to stringtie/2.2.1 (currently 2.1.5)