Order spec

MSP-11622

Sort specs by describe/context name so it is easier to see if a method
has no specs.
Spec methods Msf::Ui::Console::CommandDispatcher::Db responds to

MSP-11622
Land #4223, specs for DB console command output

Wrap specs around current behavior of the DB command dispatcher,
in order to make upcoming refactor painless.

MSP-11622 #land