Fix image pull and gender arg for WES

- Push as Docker V2 manifest (no OCI index/attestation) so K8s can pull
- Tag as v3 to avoid cached image issues
- Fix gender: omit -g flag for 0.5 (both), Synthea only accepts M or F

nextflow.config

@@ -26,7 +26,7 @@ profiles {
     k8s {
         process {
             executor = 'k8s'
-            container = 'harbor.cluster.omic.ai/omic/synthea-alldiseases:v2'
+            container = 'harbor.cluster.omic.ai/omic/synthea-alldiseases:v3'
         }
         docker {
             enabled = true