Explicitly set generator ninja via SKBUILD_CMAKE_ARGS in recipe (see scikit-build/scikit-build-core#1089)

Author: langmm

conda.recipe/recipe.yaml

@@ -11,7 +11,7 @@ source:
 
 build:
   number: 0
-  script: '${{ PYTHON }} -m pip install . --no-deps --ignore-installed -vv '
+  script: 'SKBUILD_CMAKE_ARGS="-G Ninja"; ${{ PYTHON }} -m pip install . --no-deps --ignore-installed -vv '
 
 requirements:
   build:

recipe/meta.yaml

@@ -13,7 +13,7 @@ source:
 
 build:
   number: 0
-  script: '{{ PYTHON }} -m pip install . --no-deps --ignore-installed -vv '
+  script: 'SKBUILD_CMAKE_ARGS="-G Ninja"; {{ PYTHON }} -m pip install . --no-deps --ignore-installed -vv '
 
 requirements:
   build: