build(deps): bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/gh-pages.yml

@@ -16,7 +16,7 @@ jobs:
   gh-pages:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v23
       - uses: cachix/cachix-action@v12
         with:

.github/workflows/nix.yml

@@ -17,7 +17,7 @@ jobs:
           - ubuntu-20.04
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v23
       - uses: cachix/cachix-action@v12
         with:

.github/workflows/release.yml

@@ -56,7 +56,7 @@ jobs:
     continue-on-error: true
     steps:
       - name: Setup | Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup | Rust
         uses: actions-rs/toolchain@v1
@@ -103,7 +103,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Setup | Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -127,7 +127,7 @@ jobs:
     needs: github_release
     steps:
       - name: Setup | Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup | Rust
         uses: actions-rs/toolchain@v1

.github/workflows/rust.yml

@@ -18,7 +18,7 @@ jobs:
           - windows-2019
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions-rs/toolchain@v1
         with:
           toolchain: stable
@@ -30,7 +30,7 @@ jobs:
   clippy_check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions-rs/toolchain@v1
         with:
             toolchain: nightly