[chore] update release managers table

[codecov-commenter]

Codecov Report

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

Project coverage is 73.16%. Comparing base (7bdfce0) to head (de1621b).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1009 +/- ## ======================================= Coverage 73.16% 73.16% ======================================= Files 106 106 Lines 6607 6607 ======================================= Hits 4834 4834 Misses 1480 1480 Partials 293 293 ``` | [Flag](https://app.codecov.io/gh/grafana/tempo-operator/pull/1009/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=grafana) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/grafana/tempo-operator/pull/1009/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=grafana) | `73.16% <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=grafana#carryforward-flags-in-the-pull-request-comment) to find out more.

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