ignore nonzero exit codes from speck
ignore nonzero exit codes from speck

After merging https://github.com/genometools/genometools/issues/811 failures
during reporting will result in >0 error codes, which we would like to ignore
here -- we need to finish the pipeline even if there are issues.

satta/annot-nf,sanger-pathogens/companion,satta/companion,satta/companion,sanger-pathogens/companion,sanger-pathogens/annot-nf,sanger-pathogens/annot-nf,satta/annot-nf,sanger-pathogens/annot-nf,sanger-pathogens/companion,satta/companion,satta/annot-nf