Replace CROW yaml nst_spinup_logic in nsst.yaml with NST_SPINUP variable

- removed CROW FirstTrue check when building config.nsst from nsst.yaml
- replace nst_spinup_logic with NST_SPINUP variable that is parsed from variable dictionary
- nst_spinup_logic not needed currently

Refs: NOAA-EMC#230

workflow/config/nsst.yaml

@@ -4,14 +4,6 @@
 
 config_nsst:
   filename: config.nsst
-  nst_spinup_logic: !FirstTrue
-    - when: !calc doc.nsst.get("NST_SPINUP","")
-      do: !expand "export NST_SPINUP={doc.nsst.NST_SPINUP}"
-    - otherwise: |
-        export NST_SPINUP=0
-        #if [[ "$CDATE" = $SDATE ]]; then
-        #    export NST_SPINUP=1
-        #fi
   content: !expand |
     #!/bin/ksh -x
     
@@ -30,7 +22,7 @@ config_nsst:
     export NST_MODEL={doc.nsst.NST_MODEL}
     
     # nstf_name(2) : NST_SPINUP : 0 = OFF, 1 = ON,
-    {nst_spinup_logic}
+    export NST_SPINUP={doc.nsst.NST_SPINUP}
 
     # nstf_name(3) : NST_RESV (Reserved, NSST Analysis) : 0 = OFF, 1 = ON
     export NST_RESV={doc.nsst.NST_RESV}