Don't run pybind's python unit tests

conanfile.py

@@ -41,7 +41,7 @@ class Pybind11(ConanFile):
         cmake.build()
 
         if self.options.build_tests:
-            cmake.build(target="check")
+            cmake.build(target="cpptest")
 
     def package(self):
         cmake = self.get_cmake_config()