[ ci ] Build dependencies of the testing before caching

Author: banacorn

.github/workflows/test-windows.yaml

@@ -92,6 +92,9 @@ jobs:
     - name: 🧰 Build ALS
       run: stack build
 
+    - name: 🧰 Build Testings
+      run: stack build --test --no-terminal --only-dependencies
+  
     # things to be cached
 
     - name: 💾 Cache stack global package db