fix(dagger): update birmel BUN_VERSION to 1.3.5

Match the main CI container version.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: shepherdjerred

.dagger/src/birmel.ts

@@ -1,7 +1,7 @@
 import type { Directory, Container, Secret } from "@dagger.io/dagger";
 import { dag } from "@dagger.io/dagger";
 
-const BUN_VERSION = "1.3.4";
+const BUN_VERSION = "1.3.5";
 const PLAYWRIGHT_VERSION = "1.57.0";
 
 /**