Upgrade rust/crates/gdbstub_arch to 0.2.4

Bug: 242056749
Test: make
Change-Id: I205dc8835b7206ecf407e32e38e869a759a4eaa1
diff --git a/Cargo.toml.orig b/Cargo.toml.orig
index 0c3d68d..56fec5c 100644
--- a/Cargo.toml.orig
+++ b/Cargo.toml.orig
@@ -2,7 +2,7 @@
 name = "gdbstub_arch"
 description = "Implementations of `gdbstub::arch::Arch` for various architectures."
 authors = ["Daniel Prilik <danielprilik@gmail.com>"]
-version = "0.2.2"
+version = "0.2.4"
 license = "MIT OR Apache-2.0"
 edition = "2018"
 readme = "README.md"