chore(deps): update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/flux-schedule.yaml

@@ -10,7 +10,7 @@ jobs:
   flux-upgrade:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 1
 

.github/workflows/lint-markdown.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Get changes
         uses: dorny/paths-filter@v2
         id: filter

.github/workflows/lint-shell.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Get changes
         uses: dorny/paths-filter@v2
         id: filter

.github/workflows/lint.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Get changes
         uses: dorny/paths-filter@v2
         id: filter

.github/workflows/renovate-schedule.yaml

@@ -10,7 +10,7 @@ jobs:
   renovate-helm-releases:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 1