unpin dask, pin iris, in light of solved #2716 (iris saver not working well with latest Dask API) (#2726)

Co-authored-by: Bouwe Andela <[email protected]>

Author: valeriupredoi

environment.yml

@@ -8,7 +8,7 @@ dependencies:
   - cartopy
   - cf-units
   - cftime
-  - dask >=2025, <2025.4.0  # github.com/ESMValGroup/ESMValCore/issues/2503, github.com/ESMValGroup/ESMValCore/issues/2716
+  - dask >=2025  # github.com/ESMValGroup/ESMValCore/issues/2503
   - dask-jobqueue
   - distributed
   - esgf-pyclient >=0.3.1
@@ -18,7 +18,7 @@ dependencies:
   - fire
   - geopy
   - humanfriendly
-  - iris >=3.11  # 3.11 first to support Numpy 2 and Python 3.13
+  - iris >=3.12.2  # https://github.com/SciTools/iris/issues/6417
   - iris-esmf-regrid >=0.11.0
   - iris-grib >=0.20.0  # github.com/ESMValGroup/ESMValCore/issues/2535
   - isodate >=0.7.0  # incompatible with very old 0.6.1

pyproject.toml

@@ -34,7 +34,7 @@ dynamic = [
 dependencies = [
     "cartopy",
     "cf-units",
-    "dask[array,distributed]>=2025,<2025.4.0",  # Core/issues/2503 and 2716
+    "dask[array,distributed]>=2025",  # Core/issues/2503
     "dask-jobqueue",
     "esgf-pyclient>=0.3.1",
     "esmf-regrid>=0.11.0",
@@ -62,7 +62,7 @@ dependencies = [
     "requests",
     "rich",
     "scipy>=1.6",
-    "scitools-iris>=3.11",  # 3.11 first to support Numpy 2 and Python 3.13
+    "scitools-iris>=3.12.2",  # github.com/SciTools/iris/issues/6417
     "shapely>=2.0.0",
     "stratify>=0.3",
     "yamale",