CI: bump checkout action to latest version

.github/workflows/nightly-debian.yml

@@ -64,7 +64,7 @@ jobs:
             libqt5webenginewidgets5 \
             qtwebengine5-dev
       - name: "prepare source"
-        uses: calamares/actions/generic-checkout@v4
+        uses: calamares/actions/generic-checkout@v5
       - name: "build"
         id: build
         uses: calamares/actions/generic-build@v4

.github/workflows/nightly-neon.yml

@@ -20,7 +20,7 @@ jobs:
       options: --tmpfs /build:rw --user 0:0
     steps:
       - name: "prepare source"
-        uses: calamares/actions/generic-checkout@v4
+        uses: calamares/actions/generic-checkout@v5
       - name: "install dependencies"
         shell: bash
         run: |

.github/workflows/nightly-opensuse-qt6.yml

@@ -24,7 +24,7 @@ jobs:
         shell: bash
         run: zypper --non-interactive in git-core jq curl
       - name: "prepare source"
-        uses: calamares/actions/generic-checkout@v4
+        uses: calamares/actions/generic-checkout@v5
       - name: "install dependencies"
         shell: bash
         run: |

.github/workflows/nightly-opensuse.yml

@@ -65,7 +65,7 @@ jobs:
             libAppStreamQt-devel \
             libatasmart-devel
       - name: "prepare source"
-        uses: calamares/actions/generic-checkout@v4
+        uses: calamares/actions/generic-checkout@v5
       - name: "build"
         id: build
         uses: calamares/actions/generic-build@v4

.github/workflows/push.yml

@@ -29,7 +29,7 @@ jobs:
       options: --tmpfs /build:rw --user 0:0
     steps:
       - name: "prepare source"
-        uses: calamares/actions/generic-checkout@330c45ae1eb6efad4ad75a6dd887c3c5d5fe1590
+        uses: calamares/actions/generic-checkout@v5
       - name: "install dependencies"
         shell: bash
         run: |