Update actions/checkout action to v5 (#1232)

Co-authored-by: dependencyupdates[bot] <218638057+dependencyupdates[bot]@users.noreply.github.com>

Author: dependencyupdates[bot]

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
           SECRETS_AVAILABLE: ${{ secrets.SECRETS_AVAILABLE }}
         run: exit $(If ($env:SECRETS_AVAILABLE -eq 'true') { 0 } Else { 1 })
       - name: Checkout
-        uses: actions/checkout@v4.3.0
+        uses: actions/checkout@v5.0.0
         with:
           fetch-depth: 0
       - name: Setup .NET SDK

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4.3.0
+        uses: actions/checkout@v5.0.0
         with:
           fetch-depth: 0
       - name: Setup .NET SDK