VPN / IPsec / Advanced settings - add sha256_96 flag, minor cleanups for https://github.com/opnsense/core/pull/5321
VPN / IPsec / Advanced settings - add sha256_96 flag, minor cleanups for https://github.com/opnsense/core/pull/5321

opnsense/core,opnsense/core,opnsense/core,opnsense/core,opnsense/core,opnsense/core