This update for vsftpd fixes the following issues:

- Fix an issue when vsftpd crashes as 'seccomp' blocks new syscall. (bsc#1179553)
- Fixed a crash while trying to list a directory on SUSE Linux Enterprise 15 with seccomp mode enabled. (bsc#1181512)
- Users can now enable a specific version of TLS protocol. (jsc#SLE-4182)

Add the options `ssl_tlsv1_1` and `ssl_tlsv1_2` to the configuration file. Both options are enabled.
- Add `pam_keyinit.so` to PAM config file. (bsc#1144062)
- Fix a memory error while trying to write to an invalid TLS context. (bsc#1125951)
- Follow the system TLS cipher policy `DEFAULT_SUSE` by default.

Run the command `openssl ciphers -v DEFAULT_SUSE` to see which ciphers this includes.

This update was imported from the SUSE:SLE-15:Update update project.