Remove new HEMCO Ln10 tests

HEMCO configuration file update allows reading emissions every timestep
which resolves the ERS test issue in the Ln9 tests.

Signed-off-by: Lizzie Lundgren <elundgren@seas.harvard.edu>

Author: lizziel

cime_config/testdefs/testlist_cam.xml

@@ -1969,15 +1969,6 @@
       <option name="comment">FCSD CAM-chem f09 with HEMCO exact restart</option>
     </options>
   </test>
-  <test compset="FCSD_HCO" grid="f09_f09_mg17" name="ERS_Ln10" testmods="cam/outfrq10s" supported="false">
-    <machines>
-      <machine name="derecho" compiler="intel" category="camchem_hco"/>
-    </machines>
-    <options>
-      <option name="wallclock">00:20:00</option>
-      <option name="comment">FCSD CAM-chem f09 with HEMCO exact restart</option>
-    </options>
-  </test>
   <test compset="FCSD_HCO" grid="f09_f09_mg17" name="ERP_Ln9" testmods="cam/outfrq9s" supported="false">
     <machines>
       <machine name="derecho" compiler="intel" category="aux_cam"/>
@@ -1988,16 +1979,6 @@
       <option name="comment">FCSD CAM-chem f09 with HEMCO exact restart/PE tests</option>
     </options>
   </test>
-  <test compset="FCSD_HCO" grid="f09_f09_mg17" name="ERP_Ln10" testmods="cam/outfrq10s" supported="false">
-    <machines>
-      <machine name="derecho" compiler="intel" category="aux_cam"/>
-      <machine name="derecho" compiler="intel" category="camchem_hco"/>
-    </machines>
-    <options>
-      <option name="wallclock">00:40:00</option>
-      <option name="comment">FCSD CAM-chem f09 with HEMCO exact restart/PE tests</option>
-    </options>
-  </test>
 
   <!--  Test of finite volume CAM-SE grid with CSLAM tracer advection -->
   <test compset="FKESSLER" grid="ne5pg3_ne5pg3_mg37" name="ERS_Ln27" testmods="cam/outfrq9s" supported="false">

cime_config/testdefs/testmods_dirs/cam/outfrq10s/shell_commands

@@ -1,12 +1,14 @@
-=======
+===============================================================
 Tag name: cam6_4_081
 Originator(s): lizziel
 Date: 31 Mar 2025
 One-line Summary: Update HEMCO interface external to HEMCO_CESM 2.1.0
 Github PR URL: https://github.com/ESCOMP/CAM/pull/1221
 
 Purpose of changes (include the issue number and title text for each relevant GitHub issue):
-HEMCO_CESM includes fixes to allow ERS tests of CAM-chem with HEMCO to pass, ERP tests will
+HEMCO_CESM includes fixes to allow ERS tests of CAM-chem with HEMCO to pass. This requires
+a clock time bug fix in HEMCO_CESM released in new version 2.1.0 as well as an update to
+the HEMCO configuration file to read 3D emissions every timestep. Note that ERP tests will
 continue to fail with this update but will be fixed in the next version of HEMCO_CESM.
 
 Describe any changes made to build system:
@@ -30,7 +32,7 @@ M       .gitmodules
 
 M       bld/namelist-files/namelist_defaults_cam.xml
 	- Update default hemco_config_file to read and regrid aviation emissions every timestep
-	- Change default paths of hemco_data_root, hemco_config_file, and hemco_diagn_file
+	- Change default paths of hemco_config_file, hemco_diagn_file, and hemco_data_root
 
 M       cime_config/testdefs/testlist_cam.xml
 	- Fix typos in comments of FCSD_HCO tests