Move the Python pin from pypi-core.txt into pyproject.toml.

Author: pp-mo

pyproject.toml

@@ -50,7 +50,9 @@ keywords = [
 license = "BSD-3-Clause"
 license-files = ["LICENSE"]
 name = "scitools-iris"
-requires-python = ">=3.11"
+# NOTE: currently pinning to avoid Python 3.14
+#  see : https://github.com/SciTools/iris/issues/6775
+requires-python = ">=3.11,<3.14"
 
 [project.urls]
 Code = "https://github.com/SciTools/iris"

requirements/pypi-core.txt

@@ -7,7 +7,6 @@ matplotlib>=3.5
 netcdf4<1.7.3  # https://github.com/SciTools/iris/issues/6777
 numpy>=1.24,!=1.24.3
 pyproj
-python<3.14  # https://github.com/SciTools/iris/issues/6775
 scipy
 shapely!=1.8.3
 xxhash