Bump to download-artifact v4 too

Author: FrancescAlted

.github/workflows/ci.yml

@@ -36,7 +36,7 @@ jobs:
         with:
           python-version: 3.x
       - name: Download files
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: b2h5py-dist
       - name: Install
@@ -58,7 +58,7 @@ jobs:
         with:
           python-version: 3.x
       - name: Download files
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: b2h5py-dist
       - name: Install

RELEASE-NOTES.md

@@ -6,6 +6,6 @@
   HDF5-Blosc2 does not add the dim info in cd_values when ndim == 1.
   This adds the dim info manually.
 
-* Upload artifact in CI bumped to v4.
+* Upload/download artifact in CI bumped to v4.
 
 * Development status has been bumped to 4 - Beta.