global_cycle - Fix definition of OROFIX in ./ush/global_cycle.sh (ufs…

…-community#891)

Update the definition of OROFIX to match the global_cycle 
driver script.

Fixes ufs-community#890.

ush/global_cycle.sh

@@ -29,8 +29,13 @@
 #                   Default is /nwprod2.
 #     HOMEgfs       Directory for gfs.  Default is 
 #                   $BASEDIR/gfs.v15.0.0.
-#     FIXam        Directory for the global fixed climatology files.
-#                   Defaults to $HOMEgfs/fix/am
+#     FIX_DIR       Directory for fixed data. Default is $HOMEgfs/fix.
+#     FIXam         Directory for the global fixed climatology files.
+#                   Defaults to $FIX_DIR/am
+#     OROFIX        Directory for model orography data. Default is 
+#                   $FIX_DIR/orog/${CASE}
+#     FIX_SFC       Directory for model surface climatological data.
+#                   Default is $OROFIX/sfc.
 #     EXECgfs       Directory of the program executable.  Defaults to
 #                   $HOMEgfs/exec
 #     DATA          Working directory
@@ -233,7 +238,7 @@ HOMEgfs=${HOMEgfs:-$BASEDIR/gfs_ver.${gfs_ver}}
 EXECgfs=${EXECgfs:-$HOMEgfs/exec}
 FIX_DIR=${FIX_DIR:-$HOMEgfs/fix}
 FIXam=${FIXam:-$FIX_DIR/am}
-OROFIX=${OROFIX:-$FIX_DIR/orog/${CASE}.mx${OCNRES}_frac}
+OROFIX=${OROFIX:-$FIX_DIR/orog/${CASE}}
 FIX_SFC=${FIX_SFC:-$OROFIX/sfc}
 DATA=${DATA:-$(pwd)}
 COMIN=${COMIN:-$(pwd)}