delete index.php

Author: fadrian06

.gitattributes

@@ -5,7 +5,6 @@
 /.gitattributes export-ignore
 /.gitignore export-ignore
 /CONTRIBUTING.md export-ignore
-/index.php export-ignore
 /phpcs.xml.dist export-ignore
 /phpstan-baseline.neon export-ignore
 /phpstan.dist.neon export-ignore