Update to CICE 6.6.0 with access-nri branch with reading MOM supergrid

and rpointer fix

Author: anton-seaice

.gitmodules

@@ -1,9 +1,9 @@
 [submodule "MOM6/MOM6"]
 	path = MOM6/MOM6
-	url = https://github.com/ACCESS-NRI/mom6
+	url = https://github.com/ACCESS-NRI/MOM6
 [submodule "CICE6/CICE6"]
 	path = CICE/CICE
-	url = https://github.com/ESCOMP/CICE
+	url = https://github.com/ACCESS-NRI/CICE
 [submodule "CMEPS/CMEPS"]
 	path = CMEPS/CMEPS
 	url = https://github.com/ESCOMP/CMEPS

CICE/CICE

@@ -26,6 +26,7 @@ target_sources(OM3_cice PRIVATE
   CICE/cicecore/shared/ice_arrays_column.F90
   CICE/cicecore/shared/ice_calendar.F90
   CICE/cicecore/shared/ice_constants.F90
+  CICE/cicecore/shared/ice_distribution.F90
   CICE/cicecore/shared/ice_domain_size.F90
   CICE/cicecore/shared/ice_fileunits.F90
   CICE/cicecore/shared/ice_init_column.F90
@@ -61,11 +62,13 @@ target_sources(OM3_cice PRIVATE
   CICE/cicecore/cicedyn/general/ice_flux_bgc.F90
   CICE/cicecore/cicedyn/general/ice_forcing.F90
   CICE/cicecore/cicedyn/general/ice_forcing_bgc.F90
+  CICE/cicecore/cicedyn/general/ice_init.F90
   CICE/cicecore/cicedyn/general/ice_state.F90
   CICE/cicecore/cicedyn/general/ice_step_mod.F90
 
   # Infrastructure
   CICE/cicecore/cicedyn/infrastructure/ice_blocks.F90
+  CICE/cicecore/cicedyn/infrastructure/ice_domain.F90
   CICE/cicecore/cicedyn/infrastructure/ice_grid.F90
   CICE/cicecore/cicedyn/infrastructure/ice_memusage.F90
   CICE/cicecore/cicedyn/infrastructure/ice_memusage_gptl.c
@@ -152,10 +155,6 @@ elseif(OM3_CICE_IO MATCHES "Binary")
   )
 endif()
 
-add_patched_source(OM3_cice CICE/cicecore/cicedyn/infrastructure/ice_domain.F90)
-add_patched_source(OM3_cice CICE/cicecore/shared/ice_distribution.F90)
-add_patched_source(OM3_cice CICE/cicecore/cicedyn/general/ice_init.F90)
-
 ### Install and Export
 
 ## Library