make sure execution permission is set

[Tsjippy]

we should add something like this:

$path   = MODULE_PATH  . 'lib/vendor/maestroerror/php-heic-to-jpg/bin/heicToJpg';
if(!is_executable($path)){
    chmod($path, 0555);
}

[MaestroError]

@Tsjippy I will work on it later, thanks 👍