Disable the _distutils_hack in newer setuptools (#76600)

* Disable the _distutils_hack in newer setuptools. Doesn't fix the underlying issue of the venv finding the _distutils_hack of a setuptools that is not its own.

ci_complete

* re-throw blanket

test/integration/targets/entry_points/runme.sh

@@ -4,6 +4,7 @@ set -eu
 source virtualenv.sh
 set +x
 unset PYTHONPATH
+export SETUPTOOLS_USE_DISTUTILS=stdlib
 
 base_dir="$(dirname "$(dirname "$(dirname "$(dirname "${OUTPUT_DIR}")")")")"
 bin_dir="$(dirname "$(command -v pip)")"

test/integration/targets/setup_paramiko/install-FreeBSD-python-3.yml

@@ -4,3 +4,5 @@
   pip: # no package in pkg, just use pip
     name: paramiko
     extra_args: "-c {{ remote_constraints }}"
+  environment:
+    SETUPTOOLS_USE_DISTUTILS: stdlib

test/integration/targets/setup_paramiko/install-RedHat-8-python-3.yml

@@ -4,3 +4,5 @@
   pip: # no python3-paramiko package exists for RHEL 8
     name: paramiko
     extra_args: "-c {{ remote_constraints }}"
+  environment:
+    SETUPTOOLS_USE_DISTUTILS: stdlib