ci: Fix Node.js 20 deprecation warnings

- actions/checkout v4 -> v5
- Replace kenji-miyake/setup-git-cliff with direct curl install

Author: jetm

.github/workflows/release-packages.yml

@@ -14,7 +14,7 @@ jobs:
     outputs:
       tag: ${{ steps.tag.outputs.tag }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
@@ -23,7 +23,9 @@ jobs:
         run: echo "tag=${GITHUB_REF#refs/tags/}" >> "$GITHUB_OUTPUT"
 
       - name: Install git-cliff
-        uses: kenji-miyake/setup-git-cliff@v2
+        run: |
+          curl -sL https://github.com/orhun/git-cliff/releases/latest/download/git-cliff-x86_64-unknown-linux-gnu.tar.gz \
+            | tar -xz -C /usr/local/bin git-cliff
 
       - name: Generate changelog
         run: |
@@ -43,7 +45,7 @@ jobs:
     runs-on: ubuntu-latest
     container: fedora:43
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install dependencies
         run: dnf install -y rpm-build make gcc python3 curl git
@@ -64,7 +66,7 @@ jobs:
     needs: create-release
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Install dependencies
         run: sudo apt-get update && sudo apt-get install -y dpkg-dev make gcc python3 curl