Update test.yml to show composer color

It's easier to check the files installed.

.github/workflows/test.yml

@@ -41,7 +41,7 @@ jobs:
         with:
           timeout_minutes: 5
           max_attempts: 5
-          command: composer update --${{ matrix.stability }} --prefer-dist --no-interaction --no-progress
+          command: composer update --${{ matrix.stability }} --prefer-dist --no-interaction --no-progress --ansi
 
       - name: Static analysis
         run: composer analyze