build(deps): bump actions/checkout from 5 to 6

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/chart.yaml

@@ -20,7 +20,7 @@ jobs:
   build-push:
     runs-on: linux-amd64-cpu4
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         name: checkout
         with:
           # For `git diff` to work.

.github/workflows/code_scanning.yaml

@@ -30,7 +30,7 @@ jobs:
       packages: read
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Install Go
       uses: actions/setup-go@v6

.github/workflows/golang.yaml

@@ -25,7 +25,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       name: Checkout code
 
     - name: Install Go
@@ -55,7 +55,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Go
         uses: actions/setup-go@v6
         with:
@@ -67,7 +67,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Go
         uses: actions/setup-go@v6
         with:

.github/workflows/image.yaml

@@ -29,7 +29,7 @@ jobs:
   build:
     runs-on: linux-amd64-cpu4
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         name: Check out code
 
       - name: Install Go

.github/workflows/variables.yaml

@@ -30,7 +30,7 @@ jobs:
       golang_version: ${{ steps.golang_version.outputs.golang_version }}
     steps:
     - name: Check out code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Get Version with Commit Short SHA
       id: version