revise samtools output

workflow.wdl

@@ -86,7 +86,7 @@ workflow {{ project_name }} {
 	call qualimap.qualimap as qualimap {
 		input:
 		bam=samtools.out_sort_bam,
-		bam_percent=samtools.out_percent	
+		bam_percent=samtools.out_percent,
 		gtf=gtf, 
 		docker=qualimap_docker,
 		cluster=qualimap_cluster,