Refactor `metrics.dependence` module

[tsalo]

Closes none.

Changes proposed in this pull request:

• Add type hints to dependence metric functions.
• Require function calls to use keyword arguments.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 89.80%. Comparing base (af5e99a) to head (9a1d536).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1088 +/- ## ======================================= Coverage 89.80% 89.80% ======================================= Files 26 26 Lines 3540 3542 +2 Branches 621 621 ======================================= + Hits 3179 3181 +2 Misses 212 212 Partials 149 149 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.