build(deps): 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/docs.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     environment: docs
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       # NOTE: Comment out when https://github.com/rust-lang/mdBook/pull/1306 is merged and released
       # - name: Setup mdBook

.github/workflows/macos.yml

@@ -30,7 +30,7 @@ jobs:
     name: Test Suite
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal

.github/workflows/main.yml

@@ -32,7 +32,7 @@ jobs:
     name: Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
@@ -51,7 +51,7 @@ jobs:
     name: Test Suite
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
@@ -73,7 +73,7 @@ jobs:
     name: Rustfmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
@@ -91,7 +91,7 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
@@ -115,7 +115,7 @@ jobs:
   #     options: --security-opt seccomp=unconfined
   #   steps:
   #     - name: Checkout repository
-  #       uses: actions/checkout@v2
+  #       uses: actions/checkout@v3
   #     - name: Generate code coverage
   #       run: |
   #         apt-get update &&\

.github/workflows/windows.yml

@@ -48,7 +48,7 @@ jobs:
       - name: disable git eol translation
         run: git config --global core.autocrlf false
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
         # Run build
       - name: Install Rustup using win.rustup.rs