Document apt limitation and required workaround

apt/apt-get is broken: https://www.google.com/search?hl=en&q=apt%20dependency%20version%20bug

Specifically, when a package as a required dependency of a specific version, and a version other than the latest is installed, apt will contradict itself and ultimately refuse not install the package.

The workaround is to explicitly install the dependency at the required version at the same time as the package.

Partially addresses apt package install fails when a newer version ... (#38508 - closed)