bump workflow version

Author: priesgo

nextflow.config

@@ -27,7 +27,7 @@ env {
 // Capture exit codes from upstream processes when piping
 process.shell = ['/bin/bash', '-euo', 'pipefail']
 
-VERSION = '3.0.0'
+VERSION = '3.1.0'
 
 manifest {
   name = 'TRON-Bioinformatics/tronflow-vcf-postprocessing'