Update actions/checkout action to v6 (#624)

Author: renovate[bot]

.github/workflows/distribute-reusable.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: macos-26
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
           fetch-depth: 0

.github/workflows/linter_and_unit_tests.yml

@@ -17,14 +17,14 @@ jobs:
     container:
       image: ghcr.io/realm/swiftlint:latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - run: swiftlint --config .swiftlint.yml --reporter github-actions-logging --strict
 
   build:
     runs-on: macos-26
     timeout-minutes: 20
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: maxim-lobanov/setup-xcode@v1
       with:
         xcode-version: latest-stable

.github/workflows/manual-prepare_release_branch.yml

@@ -38,7 +38,7 @@ jobs:
     needs: validate-input
     steps:
       - name: Checkout minimal repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -66,7 +66,7 @@ jobs:
       release_branch: ${{ steps.bump.outputs.release_branch }}
     steps:
       - name: Checkout source branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.event.inputs.source_branch }}
           fetch-depth: 0
@@ -96,7 +96,7 @@ jobs:
     needs: bump_and_branch
     steps:
       - name: Checkout the release branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ needs.bump_and_branch.outputs.release_branch }}
           fetch-depth: 0

.github/workflows/prepare_release_branch.yml

@@ -32,7 +32,7 @@ jobs:
       version2: ${{ steps.bump.outputs.version2 }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Bump version
         run: ./.github/git-release-branch-create.sh "${{ needs.extract_version.outputs.version }}"
@@ -48,7 +48,7 @@ jobs:
     needs: bump_version
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -70,7 +70,7 @@ jobs:
     needs: check_sdk_version
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Create Pull Request
         run: |

.github/workflows/publish-reusable.yml

@@ -11,7 +11,7 @@ jobs:
   unit-tests:
     runs-on: macos-26
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - uses: maxim-lobanov/setup-xcode@v1
@@ -41,7 +41,7 @@ jobs:
     needs: [unit-tests]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Extract SDK version
@@ -58,7 +58,7 @@ jobs:
     needs: [set-tag]
     runs-on: macos-26
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Update bundler
@@ -83,7 +83,7 @@ jobs:
     needs: [delay]
     runs-on: macos-26
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Update bundler
@@ -104,7 +104,7 @@ jobs:
     needs: [check-podspecs-with-retry]
     runs-on: macos-26
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Update bundler
@@ -131,7 +131,7 @@ jobs:
     needs: [second-delay]
     runs-on: macos-26
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Update bundler
@@ -151,7 +151,7 @@ jobs:
     needs: [publish-MindboxLogger, publish-MindboxNotifications, publish-Mindbox]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Release generation
@@ -167,7 +167,7 @@ jobs:
       GITHUB_TOKEN: ${{ secrets.PAT_FOR_TRIGGERING_BRANCH_PROTECTION }}
     steps:
       - name: Checkout develop branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: develop
       - name: Create Pull Request

.github/workflows/release-version-check.yml

@@ -29,13 +29,13 @@ jobs:
     if: ${{ github.base_ref == 'master' && startsWith(github.head_ref, 'release/') }}
     steps:
       - name: Checkout master branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: master
           path: master
 
       - name: Checkout release branch
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.head_ref }}
           path: release