ci: Update to actions/checkout v6 (#3572)

Author: tottoto

.github/workflows/CI.yml

@@ -15,7 +15,7 @@ jobs:
   check:
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@beta
       with:
         components: clippy, rustfmt
@@ -30,7 +30,7 @@ jobs:
   check-docs:
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
       with:
@@ -50,7 +50,7 @@ jobs:
       # Fail the build if there are any warnings
       RUSTFLAGS: "-D warnings"
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
       with:
@@ -65,7 +65,7 @@ jobs:
       matrix:
         crate: [axum, axum-core, axum-extra, axum-macros]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@nightly
     - uses: Swatinem/rust-cache@v2
       with:
@@ -83,7 +83,7 @@ jobs:
       matrix:
         rust: [stable, beta]
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@master
       with:
         toolchain: ${{ matrix.rust }}
@@ -98,7 +98,7 @@ jobs:
     needs: check
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Get rust-toolchain version
       id: rust-toolchain
       run: echo "version=$(cat axum-macros/rust-toolchain)" >> $GITHUB_OUTPUT
@@ -118,7 +118,7 @@ jobs:
     needs: check
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@master
       with:
         toolchain: ${{ env.MSRV }}
@@ -156,7 +156,7 @@ jobs:
     needs: check
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
       with:
@@ -174,7 +174,7 @@ jobs:
           - advisories
           - bans licenses sources
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: EmbarkStudios/cargo-deny-action@v2
         with:
           command: check ${{ matrix.checks }}
@@ -184,7 +184,7 @@ jobs:
     needs: check
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@stable
       with:
         target: armv5te-unknown-linux-musleabi
@@ -210,7 +210,7 @@ jobs:
     needs: check
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: dtolnay/rust-toolchain@stable
       with:
         target: wasm32-unknown-unknown
@@ -227,7 +227,7 @@ jobs:
   dependencies-are-sorted:
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Install cargo-sort
       uses: taiki-e/install-action@v2
       with:
@@ -242,7 +242,7 @@ jobs:
 
     steps:
       - name: Checkout Actions Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Check the spelling of the files in our repo
         uses: crate-ci/[email protected]