build: bump ver of mbedtls-sys-auto

Since from README.md we do not statement that the patch version of
`mbedtls-sys-auto` should match the C mbedtls's version, so I bump the
patch version normally to represent the code change

Author: Taowyoo

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "mbedtls-sys-auto"
-version = "2.28.3+patch1"
+version = "2.28.4+mbedtls-2.28.3"
 authors = ["Jethro Beekman <[email protected]>"]
 build = "build/build.rs"
 license = "Apache-2.0 OR GPL-2.0-or-later"
@@ -13,6 +13,11 @@ repository = "https://github.com/fortanix/rust-mbedtls"
 documentation = "https://docs.rs/mbedtls-sys-auto/"
 links = "mbedtls"
 
+[package.metadata.mbedtls]
+git = "https://github.com/Mbed-TLS/mbedtls.git"
+version = "2.28.3"
+rev = "981743de6fcdbe672e482b6fd724d31d0a0d2476"
+
 [lib]
 name = "mbedtls_sys"