disable cibuildwheel test runner in favor of dedicated CI test step

pyproject.toml

@@ -23,11 +23,11 @@ environment-pass = ["GITHUB_ACTIONS"]
 manylinux-x86_64-image = "manylinux_2_28" # manylinux2014 uses a too old gcc (wlav/cppyy#70)
 build-frontend = "build"
 before-build = "pip debug --verbose"
-test-command = [
-    "pip install git+https://github.com/N-Coder/ogdf-python.git",
-    "python -m ogdf_python",
-    "python {project}/test_layouts.py",
-]
+# test-command = [
+#     "pip install git+https://github.com/N-Coder/ogdf-python.git",
+#     "python -m ogdf_python",
+#     "python {project}/test_layouts.py",
+# ]
 
 [tool.hatch.build]
 ignore-vcs = true # "install" may not be excluded, otherwise weird things happen