Fix regex

Author: apeltzer

main.nf

@@ -2236,7 +2236,7 @@ if ( params.gatk_ug_jar != '' ) {
 
   output: 
   tuple samplename, libraryid, lane, seqtype, organism, strandedness, udg, file("*vcf.gz") into ch_ug_for_multivcfanalyzer,ch_ug_for_vcf2genome
-  tuple samplename, libraryid, lane, seqtype, organism, strandedness, udg, file("*realign.bam"), file("*.bai) optional true
+  tuple samplename, libraryid, lane, seqtype, organism, strandedness, udg, file("*realign.{bam,bai}") optional true
 
   script:
   defaultbasequalities = params.gatk_ug_defaultbasequalities == '' ? '' : " --defaultBaseQualities ${params.gatk_ug_defaultbasequalities}"