[stable-10] Use antsibull-nox instead of extra sanity test runner and extra workfows (#10042)

Use antsibull-nox instead of extra sanity test runner and extra workflows (#10022)

* Use antsibull-nox instead of extra sanity test runner and extra workflows.

* Avoid sys.argv[0].

(cherry picked from commit 3ee55c6828)

noxfile.py

@@ -0,0 +1,38 @@
+# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+# SPDX-License-Identifier: GPL-3.0-or-later
+# SPDX-FileCopyrightText: 2025 Felix Fontein <felix@fontein.de>
+
+# /// script
+# dependencies = ["nox>=2025.02.09", "antsibull-nox"]
+# ///
+
+import sys
+
+import nox
+
+
+try:
+    import antsibull_nox
+except ImportError:
+    print("You need to install antsibull-nox in the same Python environment as nox.")
+    sys.exit(1)
+
+
+antsibull_nox.load_antsibull_nox_toml()
+
+
+@nox.session(name="aliases", python=False, default=True)
+def aliases(session: nox.Session) -> None:
+    session.run("python", "tests/sanity/extra/aliases.py")
+
+
+@nox.session(name="botmeta", default=True)
+def botmeta(session: nox.Session) -> None:
+    session.install("PyYAML", "voluptuous")
+    session.run("python", "tests/sanity/extra/botmeta.py")
+
+
+# Allow to run the noxfile with `python noxfile.py`, `pipx run noxfile.py`, or similar.
+# Requires nox >= 2025.02.09
+if __name__ == "__main__":
+    nox.main()