dice-mfg-msgs: Bump minor version.

functionality added since 0.2.X:
- implement `TryFrom<&PkiPath>` for `PlatformId`
- implement `TryFrom<[u8; PLATFORM_ID_MAX_LEN]>` for `PlatformId`
- use serde `try_from=[u8; PLATFORM_ID_MAX_LEN]` to deserialize `PlatformId`
- stop rejecting v2 serial numbers

Author: flihp

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "dice-mfg-msgs"
-version = "0.2.1"
+version = "0.3.0"
 edition = "2021"
 
 [dependencies]