correcting gha output

Author: dcarbone

.github/workflows/tests.yaml

@@ -66,7 +66,7 @@ jobs:
       - name: 'Get Composer Cache Directory'
         id: composer-cache
         run: |
-          echo "name=dir::$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+          echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - uses: actions/cache@v4
         with: