Release 0.21.2

Prepare for release of 0.21.2 by bumping both libbpf-rs and libbpf-cargo
versions accordingly.

Signed-off-by: Daniel Müller <deso@posteo.net>

Author: d-e-s-o

Cargo.lock

@@ -1,5 +1,5 @@
-Unreleased
-----------
+0.21.2
+------
 - Added `Default` impl for generated `struct` types containing pointers
 - Fixed handling of function prototype type declaration inference in BTF and
   skeleton generation

libbpf-cargo/CHANGELOG.md

@@ -5,7 +5,7 @@ repository = "https://github.com/libbpf/libbpf-rs"
 homepage = "https://github.com/libbpf/libbpf-rs"
 documentation = "https://docs.rs/crate/libbpf-cargo"
 readme = "README.md"
-version = "0.21.1"
+version = "0.21.2"
 authors = ["Daniel Xu <dxu@dxuuu.xyz>", "Daniel Müller <deso@posteo.net>"]
 edition = "2021"
 rust-version = "1.64"

libbpf-cargo/Cargo.toml

@@ -1,5 +1,5 @@
-Unreleased
-----------
+0.21.2
+------
 - Enabled key iteration on `MapHandle` objects (formerly possible only on `Map`
   objects)
 - Bumped minimum Rust version to `1.64`

libbpf-rs/CHANGELOG.md

@@ -4,7 +4,7 @@ description = "libbpf-rs is a safe, idiomatic, and opinionated wrapper around li
 repository = "https://github.com/libbpf/libbpf-rs"
 homepage = "https://github.com/libbpf/libbpf-rs"
 readme = "README.md"
-version = "0.21.1"
+version = "0.21.2"
 authors = ["Daniel Xu <dxu@dxuuu.xyz>", "Daniel Müller <deso@posteo.net>"]
 edition = "2021"
 rust-version = "1.64"