chore(deps): bump actions/checkout from 4 to 6 (#7543)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](https://github.com/actions/checkout/compare/v4...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/s3-go-tests.yml

@@ -25,7 +25,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6
@@ -89,7 +89,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6
@@ -137,7 +137,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6
@@ -188,7 +188,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6
@@ -255,7 +255,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6
@@ -319,7 +319,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6
@@ -370,7 +370,7 @@ jobs:
     
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Go
         uses: actions/setup-go@v6