Bug#894730: Fails to start: doesn't accept DebianBanner anymore

[Yuri D'Elia <wavexx@thregr.org>]

Package: openssh-server
Version: 1:7.7p1-1
Severity: normal

DebianBanner does not seem to work correctly anymore. Upon upgrade to 7.7, the
following is shown, sshd rejects the existing configuration file:

/etc/ssh/sshd_config line 111: integer value invalid.

The affected line is:

DebianBanner no

-- System Information:
Debian Release: buster/sid
 APT prefers unstable
 APT policy: (900, 'unstable'), (800, 'experimental'), (500, 'unstable-debug')
Architecture: amd64 (x86_64)

Kernel: Linux 4.15.0-2-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages openssh-server depends on:
ii  adduser                3.117
ii  debconf [debconf-2.0]  1.5.66
ii  dpkg                   1.19.0.5.0~reproducible1
ii  libaudit1              1:2.8.2-1
ii  libc6                  2.27-3
ii  libcom-err2            1.44.1-1
ii  libgssapi-krb5-2       1.16-2
ii  libkrb5-3              1.16-2
ii  libpam-modules         1.1.8-3.7
ii  libpam-runtime         1.1.8-3.7
ii  libpam0g               1.1.8-3.7
ii  libselinux1            2.7-2+b2
ii  libssl1.0.2            1.0.2o-1
ii  libsystemd0            238-4
ii  libwrap0               7.6.q-27
ii  lsb-base               9.20170808
ii  openssh-client         1:7.7p1-1
ii  openssh-sftp-server    1:7.7p1-1
ii  procps                 2:3.3.13-1
ii  ucf                    3.0038
ii  zlib1g                 1:1.2.8.dfsg-5

Versions of packages openssh-server recommends:
ii  libpam-systemd  238-4
ii  ncurses-term    6.1-1
ii  xauth           1:1.0.10-1

Versions of packages openssh-server suggests:
pn  molly-guard   <none>
pn  monkeysphere  <none>
pn  rssh          <none>
pn  ssh-askpass   <none>
pn  ufw           <none>