Add secret key ref name to username and password env in upload container

[AlexVulaj]

Fixes a bug that was missed in https://github.com/openshift/must-gather-operator/pull/138 - we weren't using the secret key ref name to properly reference username/password envars in the upload container.

Relevant slack thread: https://redhat-internal.slack.com/archives/C016S65RNG5/p1718723911684519

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 80.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 36.78%. Comparing base (44bbf4a) to head (f97aa15).

Additional details and impacted files

[](https://app.codecov.io/gh/openshift/must-gather-operator/pull/140?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openshift) ```diff @@ Coverage Diff @@ ## master #140 +/- ## =========================================== + Coverage 7.83% 36.78% +28.95% =========================================== Files 5 5 Lines 383 386 +3 =========================================== + Hits 30 142 +112 + Misses 350 241 -109 Partials 3 3 ``` | [Files](https://app.codecov.io/gh/openshift/must-gather-operator/pull/140?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openshift) | Coverage Δ | | |---|---|---| | [controllers/mustgather/template.go](https://app.codecov.io/gh/openshift/must-gather-operator/pull/140?src=pr&el=tree&filepath=controllers%2Fmustgather%2Ftemplate.go&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openshift#diff-Y29udHJvbGxlcnMvbXVzdGdhdGhlci90ZW1wbGF0ZS5nbw==) | `87.50% <80.00%> (+87.50%)` | :arrow_up: |

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: AlexVulaj, mjlshen

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/openshift/must-gather-operator/blob/master/OWNERS)~~ [AlexVulaj,mjlshen] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[openshift-ci[bot]]

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