Turn on rstprod support by default on Orion

- in setup scripts change rstprod variables setting for Orion to use rstprod policy
- set chgrp_rstprod to 'YES'
- set chgrp_cmd to 'chgrp rstprod'
- workflow jobs that use CHGRP_CMD will set file permissions to 'rstprod' where needed

Refs: NOAA-EMC#347

ush/rocoto/setup_expt.py

@@ -250,8 +250,8 @@ def edit_baseconfig():
       queue = 'batch'
       queue_service = 'service'
       partition_batch = 'orion'
-      chgrp_rstprod = 'NO'
-      chgrp_cmd = 'ls'
+      chgrp_rstprod = 'YES'
+      chgrp_cmd = 'chgrp rstprod'
       hpssarch = 'NO'
 
     if args.icsdir is not None and not os.path.exists(icsdir):

ush/rocoto/setup_expt_fcstonly.py

@@ -238,8 +238,8 @@ def edit_baseconfig():
       queue = 'batch'
       queue_service = 'service'
       partition_batch = 'orion'
-      chgrp_rstprod = 'NO'          # No rstprod on Orion
-      chgrp_cmd = 'ls'
+      chgrp_rstprod = 'YES'
+      chgrp_cmd = 'chgrp rstprod'
       hpssarch = 'NO'
 
     # COMROT directory