Split fv3 yaml into warm and cold

Also fix to set target and remove source

Refs NOAA-EMC#2475

parm/stage/fv3_cold.yaml.j2

@@ -0,0 +1,15 @@
+# # First 1/2 cycle also needs a atmos increment if doing warm start
+#   if inputs.start in ['warm']:
+#       for ftype in ['atmi003.nc', 'atminc.nc', 'atmi009.nc']:
+# if inputs.nens > 0:
+#for ftype in ['ratmi003.nc', 'ratminc.nc', 'ratmi009.nc']
+fv3_cold:
+    name: "FV3_COLD"
+    target: "{{ COM_ATMOS_INPUT }}"
+    required:
+        - "{{ BASE_CPLIC }}/{{ CPL_ATMIC }}/{{ cycle_YMD }}{{ cycle_HH }}/atmos/gfs_ctrl.nc"
+        {% for ftype in ["gfs_data", "sfc_data"] %}
+        {% for ntile in range(1, ntiles + 1) %}
+        - "{{ BASE_CPLIC }}/{{ CPL_ATMIC }}/{{ cycle_YMD }}{{ cycle_HH }}/atmos/{{ ftype }}.tile{{ ntile }}.nc"
+        {% endfor %} # ntile
+        {% endfor %} # ftype

parm/stage/fv3_warm.yaml.j2

@@ -0,0 +1,19 @@
+# # First 1/2 cycle also needs a atmos increment if doing warm start
+#   if inputs.start in ['warm']:
+#       for ftype in ['atmi003.nc', 'atminc.nc', 'atmi009.nc']:
+# if inputs.nens > 0:
+#for ftype in ['ratmi003.nc', 'ratminc.nc', 'ratmi009.nc']
+fv3_warm:
+    name: "FV3_WARM"
+    target: "{{ COM_ATMOS_RESTART_PREV }}"
+    required:
+#TODO: Set MEMDIR as empty if not set?
+        {% set head = "{{ BASE_CPLIC }}/{{ CPL_ATMIC }}/{{ cycle_YMD }}{{ cycle_HH }}/{{ MEMDIR }}/atmos/{{ cycle_YMD }}.{{ cycle_HH }}0000." %}
+        {% for ftype in ["coupler.res", "fv_core.res.nc"] %}
+        - "{{ head }}{{ ftype }}"
+        {% endfor %}
+        {% for ftype in ["ca_data", "fv_core.res", "fv_srf_wnd.res", "fv_tracer.res", "phy_data sfc_data"] %}
+        {% for ntile in range(1, ntiles) %}
+        - "{{ head }}{{ ftype }}.tile{{ ntile }}.nc"
+        {% endfor %} # ntile
+        {% endfor %} # ftype