[Build] Make cibuildwheel tests more verbose

Add verbosity and disable stdio capture in pytest command.

pyproject.toml

@@ -59,7 +59,7 @@ test-requires = "pytest"
 # The root causes for this conditional build is that 1. the python embedded interpreter
 # is not alweays available, and 2. the aidge_core library depends on it as of now.
 # Hopefully this latter dependency may be removed in the future, simplifying the build.
-test-command = "pytest {package}/aidge_core/unit_tests"
+test-command = "pytest -v --capture=no {package}/aidge_core/unit_tests"
 # uncomment to run cibuildwheel locally on selected distros
 # build=[
 # "cp38-manylinux_x86_64",