[CI] Install dependencies only once

Author: OskarStark

.github/workflows/pipeline.yml

@@ -25,14 +25,12 @@ jobs:
       - name: Install Composer
         uses: "ramsey/composer-install@v3"
         with:
+          composer-options: "--no-scripts"
           dependency-versions: "${{ matrix.dependencies }}"
 
       - name: Composer Validation
         run: composer validate --strict
 
-      - name: Install PHP Dependencies
-        run: composer install --no-scripts
-
       - name: Tests
         run: vendor/bin/phpunit --exclude-group inspector
 
@@ -50,13 +48,12 @@ jobs:
 
       - name: Install Composer
         uses: "ramsey/composer-install@v3"
+        with:
+          composer-options: "--no-scripts"
 
       - name: Composer Validation
         run: composer validate --strict
 
-      - name: Install PHP Dependencies
-        run: composer install --no-scripts
-
       - name: Code Style PHP
         run: vendor/bin/php-cs-fixer fix --dry-run