Limit to osx/py312 testing

Signed-off-by: Michał Górny <[email protected]>

Author: mgorny

recipe/meta.yaml

@@ -75,6 +75,8 @@ build:
 {% else %}
   skip: true  # [is_rc]
 {% endif %}
+  skip: true  # [not osx]
+  skip: true  # [blas_impl!='mkl']
   string: cuda{{ cuda_compiler_version | replace('.', '') }}_{{ blas_impl }}_h{{ PKG_HASH }}_{{ build }}  # [cuda_compiler_version != "None"]
   string: cpu_{{ blas_impl }}_h{{ PKG_HASH }}_{{ build }}                                                 # [cuda_compiler_version == "None"]
   detect_binary_files_with_prefix: false