fix weekly R-check on main

[ginberg]

see #211, this is a (hopefully temporary) workaround for tidyverse/vroom#519

[codecov[bot]]

Codecov Report

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

Comparison is base (4c3068b) 93.33% compared to head (b01c826) 93.34%. Report is 2 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #218 +/- ## ======================================= Coverage 93.33% 93.34% ======================================= Files 16 16 Lines 1411 1412 +1 ======================================= + Hits 1317 1318 +1 Misses 94 94 ```

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