Bump MSRV to 1.70

Author: nicholasbishop

.github/workflows/msrv_toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.68"
+channel = "1.70"
 targets = ["aarch64-unknown-uefi", "i686-unknown-uefi", "x86_64-unknown-uefi"]

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## uefi - [Unreleased]
 
 ### Changed
+- MSRV bumped to 1.70.
 - `Input::wait_for_key_event` now returns an `Option<Event>`, and is no longer `const`.
 - `Protocol::wait_for_input_event` now returns an `Option<Event>`, and is no longer `const`.
 - `LoadedImage::device` now returns an `Option<Handle>` and is no longer `const`.

Cargo.toml

@@ -17,7 +17,7 @@ edition = "2021"
 keywords = ["uefi", "efi"]
 license = "MPL-2.0"
 repository = "https://github.com/rust-osdev/uefi-rs"
-rust-version = "1.68"
+rust-version = "1.70"
 
 [workspace.dependencies]
 bitflags = "2.0.0"

uefi/README.md

@@ -49,8 +49,7 @@ For additional information, refer to the [UEFI specification][spec].
 
 ## MSRV
 
-The minimum supported Rust version is currently 1.68, which is the first Rust
-release that fully supports all necessary features on the stable channel.
+The minimum supported Rust version is currently 1.70.
 
 Our policy is to support at least the past two stable releases.