fix(deps): update actions/checkout action to v6.0.3 (#1100)

Co-authored-by: secustors-renovate[bot] <273200065+secustors-renovate[bot]@users.noreply.github.com>

Author: secustors-renovate[bot]

.github/workflows/ci.yaml

@@ -25,12 +25,12 @@ jobs:
     steps:
       # This is needed so backstage-cli can compare the current branch with main
       - name: Checkout main branch for tests purposes
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           ref: main
 
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           ref: ${{ github.event.workflow_run.head_branch }}
 
@@ -61,7 +61,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout head branch
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           ref: ${{ github.event.workflow_run.head_branch }}
 

.github/workflows/release.yaml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Enable Corepack
         run: corepack enable

.github/workflows/renovate.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Generate GitHub App token
         id: app-token