Add kilosort4 wrapper tests

.github/scripts/README.MD

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+This folder contains test scripts for running in the CI, that are not run as part of the usual
+CI because they are too long / heavy. These are run on cron-jobs once per week.

.github/scripts/check_kilosort4_releases.py

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+import os
+import re
+from pathlib import Path
+import requests
+import json
+from packaging.version import parse
+
+def get_pypi_versions(package_name):
+    """
+    Make an API call to pypi to retrieve all
+    available versions of the kilosort package.
+    """
+    url = f"https://pypi.org/pypi/{package_name}/json"
+    response = requests.get(url)
+    response.raise_for_status()
+    data = response.json()
+    versions = list(sorted(data["releases"].keys()))
+    versions = [ver for ver in versions if parse(ver) >= parse("4.0.5")]
+    return versions
+
+
+if __name__ == "__main__":
+    # Get all KS4 versions from pipi and write to file.
+    package_name = "kilosort"
+    versions = get_pypi_versions(package_name)
+    with open(Path(os.path.realpath(__file__)).parent / "kilosort4-latest-version.json", "w") as f:
+        json.dump(versions, f)