Release 2026.9.24.3

2026.9.24.3 is 2026.9.24.2 plus the image build fix; 2026.9.24.2's tag never
published an image. Everything in 2026.9.24.2's notes applies.

crates/types/src/branding.rs

@@ -81,7 +81,7 @@ fn legacy_setting(name: &str, is_set: impl Fn(&str) -> bool) -> Option<String> {
 #[macro_export]
 macro_rules! brand_version {
     () => {
-        "2026.9.24.2"
+        "2026.9.24.3"
     };
 }