Update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/android_build.yml

@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup
         uses: ./.github/actions/workflow_setup

.github/workflows/android_ui_tests.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: macos-13
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup
         uses: ./.github/actions/workflow_setup

.github/workflows/danger_checks.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup
         uses: ./.github/actions/workflow_setup

.github/workflows/install_git_hooks_macos.yml

@@ -15,7 +15,7 @@ jobs:
   install-macos-hooks:
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup
         uses: ./.github/actions/workflow_setup

.github/workflows/install_git_hooks_windows.yml

@@ -15,7 +15,7 @@ jobs:
   install-windows-hooks:
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup
         uses: ./.github/actions/workflow_setup

.github/workflows/template_change_test.yml

@@ -20,7 +20,7 @@ jobs:
 
     runs-on: macos-14
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup
         uses: ./.github/actions/workflow_setup