Merge pull request #20 from vdice/chore/bump-upload-artifact-v4

chore(.github): bump upload-artifact action to v4

Author: vdice

.github/workflows/release.yaml

@@ -99,7 +99,7 @@ jobs:
       - name: Pluginify plugin binary
         run: spin pluginify --arch ${{ matrix.config.arch }}
       - name: Archive pluginified
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ env.PROGRAM_NAME}}-${{ matrix.config.os }}-${{ matrix.config.arch }}
           path: |