chore(deps): update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/CI.yml

@@ -66,7 +66,7 @@ jobs:
     name: stable - ${{ matrix.settings.target }} - node@22
     runs-on: ${{ matrix.settings.host }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -125,7 +125,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Build FreeBSD
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Build
         id: build
         uses: cross-platform-actions/action@v0.30.0
@@ -193,7 +193,7 @@ jobs:
           - '22'
     runs-on: ${{ matrix.settings.host }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -230,7 +230,7 @@ jobs:
           - '22'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with:
@@ -291,7 +291,7 @@ jobs:
       - test-macOS-windows-binding
       - test-linux-binding
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Setup node
         uses: actions/setup-node@v6
         with: