ci: add npm ci step before forge build to install node_modules dependencies

Author: fichiokaku

.github/workflows/test.yml

@@ -23,6 +23,9 @@ jobs:
       - name: Install Foundry
         uses: foundry-rs/foundry-toolchain@v1
 
+      - name: Install Node dependencies
+        run: npm ci
+
       - name: Show Forge version
         run: |
           forge --version