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...3df4ab1)

---
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/actionlint.yaml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - name: Find yamls
         id: get_yamls

.github/workflows/boilerplate.yaml

@@ -31,7 +31,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - uses: chainguard-dev/actions/boilerplate@main
         with:

.github/workflows/digest-bot.yaml

@@ -21,7 +21,7 @@ jobs:
       id-token: write
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
       - uses: chainguard-dev/actions/digesta-bot@main
         id: digest-bot
         with:

.github/workflows/donotsubmit.yaml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - name: Do Not Submit
         uses: chainguard-dev/actions/donotsubmit@main

.github/workflows/e2e-test.yaml

@@ -16,7 +16,7 @@ jobs:
       - uses: actions/setup-go@v4
         with:
           go-version: '1.20.x'
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
       - uses: ko-build/setup-ko@v0.6
 
       # Test building on pull requests.

.github/workflows/go-test.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check out code onto GOPATH
-      uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+      uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
     # https://github.com/mvdan/github-actions-golang#how-do-i-set-up-caching-between-builds
     - uses: actions/cache@704facf57e6136b1bc63b828d79edcd491f0ee84 # v3.3.2

.github/workflows/release.yaml

@@ -21,7 +21,7 @@ jobs:
       - uses: actions/setup-go@v4
         with:
           go-version: '1.20.x'
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
       - uses: ko-build/setup-ko@v0.6
 
       - run: ko build --image-refs=ko.images --bare --platform=all ./cmd/expander

.github/workflows/style.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - name: Set up Go
         uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4.0.1
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - name: Set up Go
         uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4.0.1
@@ -48,7 +48,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - name: Set up Go
         uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4.0.1
@@ -77,7 +77,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v3.5.2
 
       - name: Set up Go
         uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 # v4.0.1