[Chore] Fix test tls-monolithic-singletenant

[IshwarKanse]

--- PASS: chainsaw (1375.93s)
    --- PASS: chainsaw/ossm-monolithic-otel (313.33s)
    --- PASS: chainsaw/ossm-tempostack (314.53s)
    --- PASS: chainsaw/ossm-tempostack-otel (356.76s)
    --- PASS: chainsaw/monitoring (182.03s)
    --- PASS: chainsaw/red-metrics (209.27s)
    --- PASS: chainsaw/generate (74.03s)
    --- PASS: chainsaw/monolithic-ingestion-mtls (79.89s)
    --- PASS: chainsaw/monolithic-memory (83.90s)
    --- PASS: chainsaw/monolithic-multitenancy-openshift (83.91s)
    --- PASS: chainsaw/monolithic-pv (99.03s)
    --- PASS: chainsaw/route (22.74s)
    --- PASS: chainsaw/reconcile (107.08s)
    --- PASS: chainsaw/gateway (41.59s)
    --- PASS: chainsaw/custom-ca (128.19s)
    --- PASS: chainsaw/receivers-tls (143.37s)
    --- PASS: chainsaw/tls-singletenant-monolithic (90.42s)
    --- PASS: chainsaw/monolithic-s3-tls (97.76s)
    --- PASS: chainsaw/monolithic-single-tenant-auth (78.70s)
    --- PASS: chainsaw/compatibility (135.91s)
    --- PASS: chainsaw/tls-singletenant (138.92s)
    --- PASS: chainsaw/tempo-single-tenant-auth (135.28s)
    --- PASS: chainsaw/monolithic-route (52.44s)
    --- PASS: chainsaw/receivers-mtls (134.66s)
    --- PASS: chainsaw/monolithic-receivers-tls (76.94s)
    --- PASS: chainsaw/multitenancy (142.14s)
    --- PASS: chainsaw/monolithic-multitenancy-static (90.79s)
PASS
Tests Summary...
- Passed  tests 26
- Failed  tests 0
- Skipped tests 0
Done.

[codecov-commenter]

Codecov Report

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

Project coverage is 73.14%. Comparing base (efa4e66) to head (68c5fb0).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #987 +/- ## ======================================= Coverage 73.14% 73.14% ======================================= Files 106 106 Lines 6603 6603 ======================================= Hits 4830 4830 Misses 1480 1480 Partials 293 293 ``` | [Flag](https://app.codecov.io/gh/grafana/tempo-operator/pull/987/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/987/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=grafana) | `73.14% <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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[IshwarKanse]

cc @rubenvp8510 @andreasgerstmayr