Remove errant no read-groups arg

Author: BioWilko

conf/modules.config

@@ -52,7 +52,6 @@ process {
             params.min_coverage_depth ? "--min-depth ${params.min_coverage_depth}" : '',
             params.allow_mismatched_primers ? "--allow-mismatched-primers" : "",
             params.multiline_fasta ? "" : "--linearise-fasta",
-            "--no-read-groups",
         ].join(' ').trim()
         publishDir    = [
             path: { "${params.outdir}/${meta.id}" },