Add bounds parameter to geom_density

[has2k1]

closes #796

[codecov[bot]]

Codecov Report

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

Project coverage is 86.92%. Comparing base (552c3cb) to head (9302df8).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #805 +/- ## ========================================== + Coverage 86.90% 86.92% +0.01% ========================================== Files 179 179 Lines 11641 11654 +13 Branches 2122 2124 +2 ========================================== + Hits 10117 10130 +13 Misses 1019 1019 Partials 505 505 ```

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