fix jinja template formatting for nextflow.config when skipping nf_core_configs

Author: mirpedrol

nf_core/pipeline-template/nextflow.config

@@ -53,8 +53,8 @@ params {
     {%- if test_config %}
     pipelines_testdata_base_path = 'https://raw.githubusercontent.com/nf-core/test-datasets/'{% endif %}
     trace_report_suffix          = new java.util.Date().format( 'yyyy-MM-dd_HH-mm-ss')
+    {%- if nf_core_configs %}
 
-    {%- if nf_core_configs -%}
     // Config options
     config_profile_name        = null
     config_profile_description = null