What does this mean? Is it anything to be worried about? It seems to say things weren't upgraded for some reason.
Unattended upgrade result: All upgrades installed
Packages that were upgraded:
libvpx7
Packages with upgradable origin but kept back:
Debian stable-security:
openssh-sftp-server gir1.2-webkit2-4.1 gir1.2-javascriptcoregtk-4.1
libjavascriptcoregtk-4.1-0 openssh-server libwebkit2gtk-4.1-0
openssh-client
Package installation log:
Log started: 2025-05-29 06:23:36
apt-listchanges: Reading changelogs...
apt-listchanges: Mailing root: apt-listchanges: changelogs for voltron
apt-listchanges: Reading changelogs...
Preparing to unpack .../libvpx7_1.12.0-1+deb12u4_amd64.deb ...
Unpacking libvpx7:amd64 (1.12.0-1+deb12u4) over (1.12.0-1+deb12u3) ...
Setting up libvpx7:amd64 (1.12.0-1+deb12u4) ...
Processing triggers for libc-bin (2.36-9+deb12u7) ...
Log ended: 2025-05-29 06:23:39
Unattended-upgrades log:
Starting unattended upgrades script
Allowed origins are: origin=Debian,codename=bookworm,label=Debian-Security, origin=Debian,codename=bookworm-security,label=Debian-Security
Initial blacklist:
Initial whitelist (not strict):
Packages that will be upgraded: libvpx7
Writing dpkg log to /var/log/unattended-upgrades/unattended-upgrades-dpkg.log
All upgrades installed
Package gir1.2-javascriptcoregtk-4.1 is kept back because a related package is kept back or due to local apt_preferences(5).
Package gir1.2-webkit2-4.1 is kept back because a related package is kept back or due to local apt_preferences(5).
Package libjavascriptcoregtk-4.1-0 is kept back because a related package is kept back or due to local apt_preferences(5).
Package libwebkit2gtk-4.1-0 is kept back because a related package is kept back or due to local apt_preferences(5).
Package openssh-client is kept back because a related package is kept back or due to local apt_preferences(5).
Package openssh-server is kept back because a related package is kept back or due to local apt_preferences(5).
Package openssh-sftp-server is kept back because a related package is kept back or due to local apt_preferences(5)