Rename `progressreport` to `progress_report`

[codecov[bot]]

Codecov Report

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

Project coverage is 93.09%. Comparing base (e3e3ed9) to head (4964129).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #40 +/- ## ======================================= Coverage 93.09% 93.09% ======================================= Files 50 50 Lines 2043 2043 Branches 296 296 ======================================= Hits 1902 1902 Misses 118 118 Partials 23 23 ```

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