Revert "Test fix PHP 8"

This reverts commit 67e5146.

Author: JulianPrieber

.github/workflows/release.yml

@@ -21,15 +21,15 @@ jobs:
             echo "GitHub API key found."
           fi
 
-      - name: Setup PHP 8.0
-        uses: shivammathur/setup-php@v2
-        with:
-          php-version: '8.0'
-          tools: composer
-          coverage: none
-
       - name: Updating Dependencies + zip
         run: |
+          cd ~
+          curl -sS https://getcomposer.org/installer -o /tmp/composer-setup.php
+          HASH=`curl -sS https://composer.github.io/installer.sig`
+          sudo php /tmp/composer-setup.php --install-dir=/usr/local/bin --filename=composer
+
+          sudo update-alternatives --set php /usr/bin/php8.0
+
           cd /tmp
           mkdir linkstack
           cd linkstack