change MSRV to 1.70

The home crate, which is a dependency of the galmon feature, now
needs Rust 1.70.

.github/workflows/rust.yml

@@ -56,13 +56,13 @@ jobs:
         sudo apt-get update
         sudo apt-get install protobuf-compiler
     - name: Install toolchain
-      run: rustup install 1.65.0
+      run: rustup install 1.70.0
     - name: Doc
-      run: cargo +1.65.0 doc --features galmon
+      run: cargo +1.70.0 doc --features galmon
     - name: Build
-      run: cargo +1.65.0 build --verbose --features galmon
+      run: cargo +1.70.0 build --verbose --features galmon
     - name: Run tests
-      run: cargo +1.65.0 test --verbose --features galmon
+      run: cargo +1.70.0 test --verbose --features galmon
 
   galmon:
     name: Galmon

Cargo.toml

@@ -10,7 +10,7 @@ repository = "https://github.com/daniestevez/galileo-osnma/"
 keywords = ["galileo", "gnss", "osnma", "authentication", "cryptography"]
 categories = ["aerospace::space-protocols", "authentication", "embedded", "no-std"]
 exclude = ["/.github"]
-rust-version = "1.65.0"
+rust-version = "1.70.0"
 
 [package.metadata]
 

README.md

@@ -131,7 +131,7 @@ functionality and usability of galileo-osnma:
 
 ## Minimum Supported Rust Version
 
-Rust **1.65** or higher.
+Rust **1.70** or higher.
 
 Minimum supported Rust version can be changed in the future, but it will be done
 with a minor version bump.