installing zip for windows CI

.github/workflows/deploy_retro_win.yml

@@ -9,7 +9,11 @@ jobs:
       - name: Get latest CMake and ninja
         # Using 'latest' branch, the most recent CMake and ninja are installed.
         uses: lukka/get-cmake@latest
-
+      - name: Install dependencies
+        # We don't actually use these dependencies, but they are needed for find package.
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y zip
       - name: Build 🔧 
         run: |
           mkdir build