Explicitly pin to the GIL build metapackage.

`python-gil` is the conda-forge metapackage that guarantees GIL builds only.

While conda-forge’s global conda_build_config.yaml defines both true and false variants of is_freethreading.

Author: antonwolfy

conda-recipe/conda_build_config.yaml

@@ -14,5 +14,3 @@ cxx_compiler:                 # [win]
     - vs2017                  # [win]
 c_compiler:                   # [win]
     - vs2017                  # [win]
-python:                       # [py314]
-    - 3.14.* *_cp314          # [py314]

conda-recipe/meta.yaml

@@ -17,15 +17,17 @@ requirements:
       - {{ compiler('c') }}
       - {{ stdlib('c') }}
     host:
-      - python
+      - python         # [py<314]
+      - python-gil     # [py>=314]
       - pip
       - setuptools >=77
       - mkl-devel
       - cython
       - numpy-base
       - wheel  >=0.41.3
     run:
-      - python
+      - python         # [py<314]
+      - python-gil     # [py>=314]
       - mkl-service
       - {{ pin_compatible('numpy-base') }}