Relax upperbound on ESMF

We don't have reason at this point to expect incopatibilities
in future 8.x.x releases

Author: xylar

ci/recipe/meta.yaml

@@ -24,7 +24,7 @@ requirements:
     - cartopy_offlinedata
     - cmocean
     - dask
-    - esmf >=8.4.2,<8.7.0
+    - esmf >=8.4.2,<9.0.0
     - esmf=*=mpi_mpich_*
     - f90nml
     - geometric_features >=1.6.1

dev-spec.txt

@@ -7,7 +7,7 @@ cartopy >=0.18.0
 cartopy_offlinedata
 cmocean
 dask
-esmf >=8.4.2,<8.7.0
+esmf >=8.4.2,<9.0.0
 esmf=*=mpi_mpich_*
 f90nml
 geometric_features>=1.6.1