Bump actions/checkout from 2 to 3

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 3.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v2...v3)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/publish-binaries.yml

@@ -27,7 +27,7 @@ jobs:
     - uses: hecrj/setup-rust-action@master
       with:
         rust-version: stable
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Build
       run: cargo build --release --locked
     - name: Upload binaries to release
@@ -55,7 +55,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Installing Rust toolchain
         uses: actions-rs/toolchain@v1