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

Author: renovate[bot]

.github/workflows/push_pr.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ${{matrix.os}}
     steps:
       - name: checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: Install go
         uses: actions/setup-go@v5
         with:
@@ -45,7 +45,7 @@ jobs:
     name: Run integration tests
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:
@@ -63,7 +63,7 @@ jobs:
     runs-on: ${{matrix.os}}
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: install go
         uses: actions/setup-go@v5
         with:
@@ -82,7 +82,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:
@@ -95,7 +95,7 @@ jobs:
     name: Run e2e tests
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
     runs-on: ${{matrix.os}}
     steps:
       - name: checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: Install go
         uses: actions/setup-go@v5
         with:
@@ -42,7 +42,7 @@ jobs:
     name: Run integration tests
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:
@@ -61,7 +61,7 @@ jobs:
     runs-on: ${{matrix.os}}
     steps:
       - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: install go
         uses: actions/setup-go@v5
         with:
@@ -82,7 +82,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs: [ test-nix, test-windows, test-integration-nix ]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
       - name: Login to DockerHub
         uses: docker/login-action@v1
         with:

.github/workflows/repolinter.yml

@@ -22,7 +22,7 @@ jobs:
             return data.data && data.data.default_branch === context.ref.split('/').slice(-1)[0]
       - name: Checkout Self
         if: ${{ steps.default-branch.outputs.result == 'true' }}
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: Run Repolinter
         if: ${{ steps.default-branch.outputs.result == 'true' }}
         uses: newrelic/repolinter-action@v1