build(deps): bump actions/checkout

Bumps the github-actions group with 1 update in the / directory: [actions/checkout](https://github.com/actions/checkout).


Updates `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
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/catalog-info.yml

@@ -18,7 +18,7 @@ jobs:
       contents: read
       packages: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: elastic/oblt-actions/elastic/validate-catalog@v1
 

.github/workflows/pre-post-release.yml

@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Validate tag does not exist on current commit
@@ -63,7 +63,7 @@ jobs:
           repositories: |
             ecs-logging-java
 
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref }}
           token: ${{ steps.get_token.outputs.token }}

.github/workflows/release-step-3.yml

@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref }}
           fetch-depth: 0
@@ -138,7 +138,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref }}
 

.github/workflows/snapshot.yml

@@ -21,7 +21,7 @@ jobs:
     outputs:
       is-snapshot: ${{ steps.validate.outputs.is-snapshot }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Validate version is a snapshot version
         id: validate
         run: |

.github/workflows/test.yml

@@ -30,7 +30,7 @@ jobs:
         - 'compile javadoc:javadoc'
       fail-fast: false
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: ./.github/workflows/maven-goal
       with:
         command: ./mvnw ${{ matrix.goal }}

.github/workflows/updatecli.yml

@@ -15,7 +15,7 @@ jobs:
       contents: read
       packages: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Get token
         id: get_token