Use golang 1.22 to build the operator

[codecov-commenter]

Codecov Report

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

Project coverage is 74.37%. Comparing base (0ed0494) to head (4d463c2).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #959 +/- ## ========================================== - Coverage 76.51% 74.37% -2.14% ========================================== Files 94 104 +10 Lines 6071 6372 +301 ========================================== + Hits 4645 4739 +94 - Misses 1153 1346 +193 - Partials 273 287 +14 ``` | [Flag](https://app.codecov.io/gh/grafana/tempo-operator/pull/959/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/959/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=grafana) | `74.37% <ø> (-2.14%)` | :arrow_down: | 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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