Increase binary size constitutional limit to 40MB for airframe/wgpu deps

Author: Michael-A-Kuykendall

tests/release_gate_integration.rs

@@ -149,7 +149,7 @@ fn test_gate_4_binary_size_constitutional_limit() {
 
     if let Ok(metadata) = std::fs::metadata(binary_path) {
         let size = metadata.len();
-        let max_size = 20 * 1024 * 1024; // 20MB constitutional limit
+        let max_size = 40 * 1024 * 1024; // 40MB constitutional limit (increased for airframe/wgpu deps)
 
         assert!(
             size <= max_size,