fix skipif section
fix skipif section

remicollet/libsodium-php,jedisct1/libsodium-php,jedisct1/libsodium-php,paragonie/libsodium-php,remicollet/libsodium-php,paragonie/libsodium-php,paragonie/libsodium-php,jedisct1/libsodium-php,remicollet/libsodium-php