Try to handle conan setup from cmakelists

CMakeLists.txt

@@ -176,6 +176,7 @@ endif()
 # Looking for external libraries
 #
 set(BACKEND_REDIST_DEPS "") # List of redistributable dependencies
+execute_process(COMMAND conan profile detect --force)
 setup_dependencies()
 
 # If we do not set them with a space CMake fails afterwards if nothing is set for this vars!

pyproject.toml

@@ -20,7 +20,6 @@ test-command = "python {project}/tools/verify_wheels.py"
 # Numpy 1.22 there are no i686 wheels, so we force pip to use older ones without
 # restricting any dependencies that Numpy and Scipy might have.
 before-test = "pip install --only-binary=numpy,scipy numpy scipy"
-before-build = "pip install conan && conan profile detect --force"
 
 [tool.cibuildwheel.linux]
 before-all = "sed -i -e 's/^mirrorlist/#mirrorlist/' -e 's/^#baseurl/baseurl/' -e 's/mirror.centos.org/vault.centos.org/' /etc/yum.repos.d/*.repo && yum install -y openblas-devel"