Align download and upload actions versions

Dependabot was automatically applied on commit 2c62a6b, at
2024-09-03, to upgrade the download action but the upload action was
not updated and they are incompatible.

.github/workflows/windows.yml

@@ -55,7 +55,7 @@ jobs:
         run: rake display_versions[cardano-wallet-tests-win64]
 
       - name: Save files
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: cardano-wallet-tests-win64
           path: ${{ env.WORK_DIR }}/cardano-wallet-tests-win64
@@ -65,7 +65,7 @@ jobs:
     needs: setup
     runs-on: windows-2022
     steps:
-      - uses: actions/download-artifact@v4.1.7
+      - uses: actions/download-artifact@v4
         with:
           name: cardano-wallet-tests-win64
       - run: '.\\cardano-wallet-unit-test-unit.exe --color --jobs 1 --skip /Cardano.Wallet.DB.Sqlite/ +RTS -M2G -N2'
@@ -77,7 +77,7 @@ jobs:
     needs: setup
     runs-on: windows-2022
     steps:
-      - uses: actions/download-artifact@v4.1.7
+      - uses: actions/download-artifact@v4
         with:
           name: cardano-wallet-tests-win64
       - run: '.\\text-class-test-unit.exe --color'
@@ -87,7 +87,7 @@ jobs:
     needs: setup
     runs-on: windows-2022
     steps:
-      - uses: actions/download-artifact@v4.1.7
+      - uses: actions/download-artifact@v4
         with:
           name: cardano-wallet-tests-win64
       - run: '.\\cardano-wallet-launcher-test-unit.exe --color'