Update actions to Node 20

https://github.blog/changelog/2024-04-16-deprecation-notice-v3-of-the-artifact-actions/

.github/workflows/msys2-htslib-build.yml

@@ -23,7 +23,7 @@ jobs:
       run:
         shell: msys2 {0}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           path: ci
       - uses: msys2/setup-msys2@v2
@@ -48,7 +48,7 @@ jobs:
       - name: Bundle
         run: bash ci/scripts/bundle-htslib.sh
       - name: Upload release tarball as artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: m2w64-htslib-${{ env.PACKAGE_VERSION }}-${{ env.RELEASE_VERSION }}.tar.gz
           path: m2w64-htslib-${{ env.PACKAGE_VERSION }}-${{ env.RELEASE_VERSION }}.tar.gz
@@ -61,9 +61,9 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Download release tarball artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: m2w64-htslib-${{ env.PACKAGE_VERSION }}-${{ env.RELEASE_VERSION }}.tar.gz
       - run: ls -lhR