fix(release): missing installation of zig

.github/workflows/release.yml

@@ -13,6 +13,23 @@ jobs:
     name: Release
     runs-on: ${{ matrix.platform }}
     steps:
+
+      - name: Free Disk Space (Ubuntu)
+        uses: jlumbroso/free-disk-space@main
+        with:
+          # this might remove tools that are actually needed,
+          # if set to "true" but frees about 6 GB
+          tool-cache: false
+          
+          # all of these default to true, but feel free to set to
+          # "false" if necessary for your workflow
+          android: true
+          dotnet: true
+          haskell: true
+          large-packages: true
+          docker-images: true
+          swap-storage: true
+
       - name: Prerelease
         uses: irongut/EditRelease@v1.2.0
         with: