build(deps): bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/cargo.yml

@@ -5,7 +5,7 @@ jobs:
     name: readme
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup Rust toolchain
         run: rustup show && rustup update
       - run: cargo install cargo-readme
@@ -15,5 +15,5 @@ jobs:
     name: deny
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: EmbarkStudios/cargo-deny-action@v1

.github/workflows/commisery.yml

@@ -31,7 +31,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check-out the repo under $GITHUB_WORKSPACE
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Run Commisery
       uses: enarx/commisery-action@master

.github/workflows/dependabot.yml

@@ -10,7 +10,7 @@ jobs:
       - name: Dependabot metadata
         id: dependabot-metadata
         uses: dependabot/fetch-metadata@v2
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Approve a PR if not already approved
         run: |
           gh pr checkout "$PR_URL" # sets the upstream metadata for `gh pr status`

.github/workflows/lint.yml

@@ -4,7 +4,7 @@ jobs:
   rust:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Setup Rust toolchain
       run: rustup show
     - name: cargo fmt
@@ -16,7 +16,7 @@ jobs:
 #    name: nix fmt
 #    runs-on: ubuntu-latest
 #    steps:
-#    - uses: actions/checkout@v5
+#    - uses: actions/checkout@v6
 #    - uses: cachix/install-nix-action@v31
 #      with:
 #        extra_nix_config: |
@@ -31,7 +31,7 @@ jobs:
 #    name: nix flake check
 #    runs-on: ubuntu-latest
 #    steps:
-#    - uses: actions/checkout@v5
+#    - uses: actions/checkout@v6
 #    - uses: cachix/install-nix-action@v31
 #      with:
 #        extra_nix_config: |

.github/workflows/test.yml

@@ -4,7 +4,7 @@ jobs:
   native:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Setup Rust toolchain
       run: rustup show
     - name: cargo test
@@ -13,7 +13,7 @@ jobs:
   wasi:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup Rust toolchain
         run: rustup show
       # Put this back when Enarx is able to receive TCP configuation from the command line.