Turn off ecflow variant for ewok-env on Atlantis

Author: climbfuji

configs/sites/tier1/atlantis/packages.yaml

@@ -1,5 +1,8 @@
 packages:
   # Modification of common packages
+  ewok-env:
+    require:
+    - '~ecflow'
   zlib-api:
     buildable: False
 

util/nrl/batch_install.sh

@@ -423,11 +423,6 @@ for compiler in "${SPACK_STACK_BATCH_COMPILERS[@]}"; do
       nautilus)
         umask 0022
         module purge
-        case ${compiler} in
-          gcc@=13.4.0)
-            module use /p/app/projects/NEPTUNE/spack-stack/gcc-13.4.0/modulefiles
-            ;;
-        esac
         ;;
       tusk)
         umask 0022