Update download-artifact to v4

Signed-off-by: Riddhesh Sanghvi <[email protected]>

Author: mrrobot47

.github/workflows/test_and_build.yml

@@ -187,7 +187,7 @@ jobs:
           token: ${{ secrets.BOT_TOKEN }}
 
       - name: Download built Phar file
-        uses: actions/download-artifact@v4.1.7
+        uses: actions/download-artifact@v4
         with:
           name: easyengine-phar
 
@@ -240,7 +240,7 @@ jobs:
       uses: actions/checkout@v3
 
     - name: Download built Phar file
-      uses: actions/download-artifact@v4.1.7
+      uses: actions/download-artifact@v4
       with:
         name: easyengine-phar