chore(deps): update actions/checkout action to v4

.github/workflows/audit.yml

@@ -8,7 +8,7 @@ jobs:
   security_audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions-rs/audit-check@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/check.yml

@@ -12,7 +12,7 @@ jobs:
       rust: ${{ steps.filter.outputs.rust }}
       cargo: ${{ steps.filter.outputs.cargo }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: dorny/paths-filter@v2
         id: filter
         with:
@@ -30,7 +30,7 @@ jobs:
     if: needs.changes.outputs.cargo == 'true'
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: fossa-contrib/fossa-action@v2
         with:
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: actions-rs/toolchain@v1
@@ -77,7 +77,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: actions-rs/toolchain@v1
@@ -113,7 +113,7 @@ jobs:
     if: needs.changes.outputs.rust == 'true' || github.event_name == 'release'
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: Swatinem/rust-cache@v2
         with:
@@ -137,7 +137,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: Swatinem/rust-cache@v2
         with:
@@ -162,7 +162,7 @@ jobs:
     needs: changes
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: Swatinem/rust-cache@v2
         with:
@@ -307,7 +307,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: Swatinem/rust-cache@v2
         with:

.github/workflows/clippy.yml

@@ -4,7 +4,7 @@ jobs:
   clippy_check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: rustup component add clippy
       - uses: actions-rs/clippy-check@v1
         with:

.github/workflows/publish-mdbook.yml

@@ -10,7 +10,7 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install mdBook
         uses: actions-rs/install@v0.1
         with:

.github/workflows/release.yml

@@ -7,7 +7,7 @@ jobs:
   create-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ secrets.GITHUB_TOKEN }}