Update data submodule to point to data's current main

[codecov[bot]]

Codecov Report

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

Comparison is base (a041524) 94.58% compared to head (8c71ba8) 94.58%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #476 +/- ## ======================================= Coverage 94.58% 94.58% ======================================= Files 90 90 Lines 5608 5608 ======================================= Hits 5304 5304 Misses 304 304 ``` | [Flag](https://app.codecov.io/gh/lanl/scico/pull/476/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=lanl) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/lanl/scico/pull/476/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=lanl) | `94.58% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=lanl#carryforward-flags-in-the-pull-request-comment) to find out more.

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