fix

Signed-off-by: Joe Isaacs <joe.isaacs@live.co.uk>

Author: joseph-isaacs

.github/workflows/compat-validation.yml

@@ -39,4 +39,4 @@ jobs:
         run: |
           MODE="${{ inputs.mode || 'last' }}"
           uv run vortex-test/compat-gen/scripts/compat.py check \
-            --versions "$MODE"
+            --mode "$MODE"