ci(php-lint): use minimal version for php linting for compatibility

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

Author: blizzz

.github/workflows/lint-php-cs.yml

@@ -31,7 +31,7 @@ jobs:
         id: versions
         uses: icewind1991/nextcloud-version-matrix@58becf3b4bb6dc6cef677b15e2fd8e7d48c0908f # v1.3.1
 
-      - name: Set up php${{ steps.versions.outputs.php-available }}
+      - name: Set up php${{ steps.versions.outputs.php-min }}
         uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231 # v2.31.1
         with:
           php-version: ${{ steps.versions.outputs.php-available }}