chore: fix workflow

Author: Andrea Aramini, INI-MBM-BNC (EXT)

.github/workflows/main.yml

@@ -13,10 +13,10 @@ jobs:
         uses: actions/setup-node@v1
         with:
           node-version: 12
-      - name: Check indentation
-        run: npm run prettier-check
       - name: Install dependencies
         run: npm install
+      - name: Check indentation
+        run: npm run prettier-check
       - name: Build app
         run: npm run build
       - name: Semantic release