Specified container in tests

Author: Sandie Peters

tests/nextflow.config

@@ -16,6 +16,7 @@ params {
 
 // Impose sensible resource limits for testing
 process {
+    container = "116981805068.dkr.ecr.us-west-1.amazonaws.com/pioneer/pipelines:long-read-qc"
     withName: '.*' {
         cpus   = 2
         memory = 3.GB