build: Bump version for release

Start the first crates.io released version at 0.2.0 so as not to
conflict with unreleased versions.

Signed-off-by: Rob Bradford <rbradford@meta.com>

Author: rbradford

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "acpi_tables"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["The Cloud Hypervisor Authors"]
 description = "Infrastructure for creating dynamic (via AML) and static ACPI tables"
 repository = "https://github.com/rust-vmm/acpi_tables"