remove task.ext.args that is not used in local module

Author: FriederikeHanssen

modules/local/build_intervals/main.nf

@@ -17,8 +17,6 @@ process BUILD_INTERVALS {
     task.ext.when == null || task.ext.when
 
     script:
-    def args = task.ext.args ?: ''
-
     """
     awk -v FS='\t' -v OFS='\t' '{ print \$1, \"0\", \$2 }' ${fasta_fai} > ${fasta_fai.baseName}.bed