Fix initfs space insufficient issue

Credit: willnode

Increase initfs space under debug mode from 128MiB to 256MiB.
The old size causes build failure.

initfs/archive-common/src/lib.rs

@@ -14,7 +14,7 @@ pub const KIBIBYTE: u64 = 1024;
 pub const MEBIBYTE: u64 = KIBIBYTE * 1024;
 
 #[cfg(debug_assertions)]
-pub const DEFAULT_MAX_SIZE: u64 = 128 * MEBIBYTE;
+pub const DEFAULT_MAX_SIZE: u64 = 256 * MEBIBYTE;
 
 #[cfg(not(debug_assertions))]
 pub const DEFAULT_MAX_SIZE: u64 = 64 * MEBIBYTE;