List duration of install at end of CLI output

## Is Your Feature Request Related To A Problem? Please describe.

Not related to a problem. It would be nice to list how long each program took to install, So at the end oft he CLI output, print something like:

„installing notepadplusplus took x seconds“

## Describe The Solution. Why is it needed?

Not expressly needed; just a nice feature to have.

## Additional Context.

[Link to ticket for reference.](https://chocolatey.zendesk.com/agent/tickets/15433)

## Related Issues

N/A

Start by locating the CLI output and installation flow responsible for reporting each program's completion. Trace where installation begins and ends, then define the output wording and verify that each installed program reports its duration in seconds at the end of the CLI output.

Written by the indexing model from the issue text.