Add message capacity to format error message in panic handler

Signed-off-by: adamperlin <adamp@nanosoft.com>

Author: adamperlin

src/hyperlight_guest_bin/src/lib.rs

@@ -154,7 +154,7 @@ fn _panic_handler(info: &core::panic::PanicInfo) -> ! {
         unsafe {
             abort_with_code_and_message(
                 &[ErrorCode::UnknownError as u8],
-                c"panic: message format failed".as_ptr(),
+                c"panic: message format failed (note: size limit 256 bytes)".as_ptr(),
             )
         }
     }