add mysql to devbox

[Diogenesoftoronto]

Previously, dev dependencies that run via make db would not work. Adding mysql allows devs to launch a mysql database connection to enduro.

[codecov[bot]]

Codecov Report

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

Project coverage is 48.69%. Comparing base (90892bd) to head (19edba9).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #914 +/- ## ======================================= Coverage 48.69% 48.69% ======================================= Files 103 103 Lines 5573 5573 ======================================= Hits 2714 2714 Misses 2611 2611 Partials 248 248 ```

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