update MSRV to 1.66

Author: ronnychevalier

CHANGELOG.md

@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 - `cargo multivers` now stops on the first error it encounters.
 - The file that contains the list of versions built given to the runner is now in JSON.
 - Updated dependencies to fix build with Rust nightly and proc-macro2.
+- MSRV is now 1.66.
 
 ### Fixed
 

Cargo.toml

@@ -7,7 +7,7 @@ readme = "README.md"
 license = "MIT OR Apache-2.0"
 categories = ["hardware-support", "command-line-utilities", "development-tools::cargo-plugins"]
 keywords = ["performance", "optimization", "cargo", "cpu", "features"]
-rust-version = "1.65"
+rust-version = "1.66"
 repository = "https://github.com/ronnychevalier/cargo-multivers"
 include = [
     "README.md",

README.md

@@ -82,5 +82,5 @@ additional terms or conditions.
 [Latest Version]: https://img.shields.io/crates/v/cargo-multivers.svg
 [crates.io]: https://crates.io/crates/cargo-multivers
 [ci-image]: https://img.shields.io/github/actions/workflow/status/ronnychevalier/cargo-multivers/ci.yml
-[rustc-image]: https://img.shields.io/badge/rustc-1.65+-blue.svg
+[rustc-image]: https://img.shields.io/badge/rustc-1.66+-blue.svg
 [license-image]: https://img.shields.io/crates/l/cargo-multivers.svg