fix CI

Author: Titaniumtown

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
           override: true
 
       - name: Install fonttools
-        run: sudo apt-get update && sudo apt-get install -y fonttools
+        run: sudo apt-get install -y fonttools libzstd-dev
 
       - name: Run cargo check
         uses: actions-rs/cargo@v1