Downgraded cmake version to 3.1

Author: asenyaev

pyproject.toml

@@ -1,6 +1,6 @@
 [build-system]
 requires = [
-  "setuptools==59.2.0", "wheel==0.37.0", "cmake>=3.6.3", "pip",
+  "setuptools==59.2.0", "wheel==0.37.0", "cmake>=3.1", "pip",
   "scikit-build>=0.13.2",
   "numpy==1.13.3; python_version=='3.6' and platform_machine != 'aarch64' and platform_machine != 'arm64'",
   "numpy==1.14.5; python_version=='3.7' and platform_machine != 'aarch64' and platform_machine != 'arm64'",