Thank you for taking the time to report this bug and helping to make Ubuntu better. The relevant dpkg terminal log says:
cp: cannot stat '/usr/share/plymouth/ubuntu-logo.png': No such file or directory E: /usr/share/initramfs-tools/hooks/plymouth failed with return 1.
The failing hook is shipped by plymouth.
Thank you for taking the time to report this bug and helping to make Ubuntu better. The relevant dpkg terminal log says:
cp: cannot stat '/usr/share/ plymouth/ ubuntu- logo.png' : No such file or directory initramfs- tools/hooks/ plymouth failed with return 1.
E: /usr/share/
The failing hook is shipped by plymouth.