add cmake to build system dependencies

we search for MKL with cmake. Also drop pkg-config from meta.yamls and use cmake

Author: ndgrigorian

conda-recipe-cf/meta.yaml

@@ -20,7 +20,7 @@ requirements:
     host:
       - meson-python >=0.13.0
       - meson
-      - pkg-config
+      - cmake
       - python
       - python-gil     # [py>=314]
       - mkl-devel

conda-recipe/meta.yaml

@@ -23,7 +23,7 @@ requirements:
     host:
       - meson-python >=0.13.0
       - meson
-      - pkg-config
+      - cmake
       - python
       - python-gil     # [py>=314]
       - mkl-devel

pyproject.toml

@@ -28,7 +28,8 @@ build-backend = "mesonpy"
 requires = [
   "meson-python>=0.13.0",
   "Cython",
-  "numpy"
+  "numpy",
+  "cmake"
 ]
 
 [project]