blog: Add "Release candidate: Godot 4.0.1 RC 1" (#600)

- Also allow building articles before their due date.

_config.yml

@@ -24,6 +24,9 @@ collections:
     output: true
     permalink: /download/3.x/:name/index.html
 
+# Build collection items with a future date.
+future: true
+
 defaults:
   - scope:
       path: ""