Fix missing update from uv.lock during release process (cookiecutter#5611)

Author: browniebroke

Diff for: scripts/update_changelog.py

@@ -53,10 +53,11 @@ def main() -> None:
     print(f"Updated version in {setup_py_path}")
 
     # Run uv lock
-    subprocess.run(["uv", "lock"], cwd=ROOT)
+    uv_lock_path = ROOT / "uv.lock"
+    subprocess.run(["uv", "lock", "--no-upgrade"], cwd=ROOT)
 
     # Commit changes, create tag and push
-    update_git_repo([changelog_path, setup_py_path], release)
+    update_git_repo([changelog_path, setup_py_path, uv_lock_path], release)
 
     # Create GitHub release
     github_release = repo.create_git_release(