$ sudo apt-get -y install libraw20 kstars-bleeding indi-full

Reading package lists... Done
Building dependency tree       
Reading state information... Done
kstars-bleeding is already the newest version (6:3.4.3+202007200529~ubuntu18.04.1).
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 libraw20 : Conflicts: libraw19 but 0.19.6~202002010817~ubuntu18.04.1 is to be installed
E: Unable to correct problems, you have held broken packages.