feat: add process to standardize kraken report

modules/local/kraken_standard_report.nf

@@ -0,0 +1,24 @@
+process KRAKEN_STANDARD_REPORT {
+    tag "$meta.id"
+    label 'process_low'
+
+    conda (params.enable_conda ? 'conda-forge::sed=4.8' : null)
+    if (workflow.containerEngine == 'singularity' && !params.singularity_pull_docker_container) {
+        container 'https://containers.biocontainers.pro/s3/SingImgsRepo/biocontainers/v1.2.0_cv2/biocontainers_v1.2.0_cv2.img'
+    } else {
+        container 'biocontainers/biocontainers:v1.2.0_cv2'
+    }
+
+    input:
+    tuple val(meta), path(report)
+
+    output:
+    tuple val(meta), path(result), emit: report
+
+    script:
+    result = "${report.baseName}_standardized.kraken2.report.txt"
+    """
+    cut -f1-3,6-8 "${report}" > "${result}"
+    """
+}
+