Prepare release 0.3.1 (#98)

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.3.1] - 2022-12-12
+
 ### Changed
 
 - Rollback Monero library bump from `0.18` to `0.17`
@@ -125,7 +127,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Daemon RPC methods:
   - `get_transactions`
 
-[Unreleased]: https://github.com/monero-rs/monero-rpc-rs/compare/v0.3.0...HEAD
+[Unreleased]: https://github.com/monero-rs/monero-rpc-rs/compare/v0.3.1...HEAD
+[0.3.1]: https://github.com/monero-rs/monero-rpc-rs/compare/v0.3.0...v0.3.1
 [0.3.0]: https://github.com/monero-rs/monero-rpc-rs/compare/v0.2.0...v0.3.0
 [0.2.0]: https://github.com/monero-rs/monero-rpc-rs/compare/v0.1.0...v0.2.0
 [0.1.0]: https://github.com/monero-rs/monero-rpc-rs/compare/363c433023318877e9d397dbe2b50bdf88cdee9d...v0.1.0

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "monero-rpc"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Artem Vorotnikov <artem@vorotnikov.me>", "Monero Rust Contributors"]
 edition = "2018"
 exclude = ["/test"]