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

Author: renovate[bot]

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
       DOCKER_IMAGE: newrelic/infrastructure-bundle
       DOCKER_IMAGE_TAG: ci
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx
@@ -49,7 +49,7 @@ jobs:
       BASE_IMAGE_NAME: newrelic/infrastructure-fips
       DOCKER_PLATFORMS: linux/amd64,linux/arm64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/on-demand.yml

@@ -14,7 +14,7 @@ jobs:
       DOCKER_IMAGE_TAG: dev
       AGENT_VERSION: ${{ github.event.inputs.agent_version }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx
@@ -59,7 +59,7 @@ jobs:
       BASE_IMAGE_NAME: newrelic/infrastructure-fips
       DOCKER_PLATFORMS: linux/amd64,linux/arm64
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx

.github/workflows/security.yml

@@ -13,7 +13,7 @@ jobs:
       DOCKER_IMAGE: newrelic/infrastructure-bundle
       DOCKER_IMAGE_TAG: ci
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Set up Docker Buildx