Update actions/checkout action to v7

Author: renovate[bot]

.github/workflows/provider-packaging.yaml

@@ -13,7 +13,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up QEMU
         uses: docker/setup-qemu-action@master
         with:
@@ -47,7 +47,7 @@ jobs:
             image_repository: us-docker.pkg.dev/palette-images-fips/edge/kairos-io
     runs-on: ${{ matrix.runner }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up QEMU
         uses: docker/setup-qemu-action@master
         with:
@@ -71,7 +71,7 @@ jobs:
             image_repository: us-docker.pkg.dev/palette-images-fips/edge/kairos-io
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up QEMU
         uses: docker/setup-qemu-action@master
         with:

.github/workflows/pull_request.yaml

@@ -13,7 +13,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up QEMU
         uses: docker/setup-qemu-action@master
         with:
@@ -28,7 +28,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - uses: actions/setup-go@v6
         with:
           go-version: "1.26.6"
@@ -38,7 +38,7 @@ jobs:
     permissions:
       packages: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Set up QEMU
         uses: docker/setup-qemu-action@master
         with: