refactor(versions): simplify softwareVersionsToYAML using named params

Use the named parameter API (softwareVersions: + nextflowVersion:) from
nf-core-utils plugin instead of manually constructing workflow version
YAML and mixing it into the channel.

Co-authored-by: maxulysse <maxulysse@users.noreply.github.com>

Author: edmundmiller

workflows/nf_aggregate/main.nf

@@ -109,13 +109,15 @@ workflow NF_AGGREGATE {
     //
     // Collate software versions
     //
-    ch_workflow_versions = Channel.of(
-        "Workflow:\n  Nextflow: ${workflow.nextflow.version}\n  ${workflow.manifest.name}: ${workflow.manifest.version}".toString()
-    ).collectFile(name: 'workflow_versions.yml', newLine: true)
-    ch_versions = ch_versions.mix(ch_workflow_versions)
-
-    softwareVersionsToYAML(ch_versions.unique())
-        .collectFile(storeDir: "${params.outdir}/pipeline_info", name: 'collated_software_versions.yml', newLine: true)
+    softwareVersionsToYAML(
+        softwareVersions: ch_versions.unique(),
+        nextflowVersion: workflow.nextflow.version,
+    ).collectFile(
+        storeDir: "${params.outdir}/pipeline_info",
+        name: 'collated_software_versions.yml',
+        sort: true,
+        newLine: true,
+    )
 
     emit:
     versions = ch_versions