[Minor] Add logs - give some workaround for prom registry issue

[jotak]

Description

Related to https://issues.redhat.com/browse/NETOBSERV-1748 (but not fixing it) Add some logs, add provide some workaround when the issue comes up

More work needs to be done to restart a fresh new registry

Dependencies

n/a

Checklist

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• [x] Will this change affect NetObserv / Network Observability operator? If not, you can ignore the rest of this checklist.
• [ ] Is this PR backed with a JIRA ticket? If so, make sure it is written as a title prefix (in general, PRs affecting the NetObserv/Network Observability product should be backed with a JIRA ticket - especially if they bring user facing changes).
• [ ] Does this PR require product documentation?
  • [ ] If so, make sure the JIRA epic is labelled with "documentation" and provides a description relevant for doc writers, such as use cases or scenarios. Any required step to activate or configure the feature should be documented there, such as new CRD knobs.
• [ ] Does this PR require a product release notes entry?
  • [ ] If so, fill in "Release Note Text" in the JIRA.
• [ ] Is there anything else the QE team should know before testing? E.g: configuration changes, environment setup, etc.
  • [ ] If so, make sure it is described in the JIRA ticket.
• QE requirements (check 1 from the list):
  • [ ] Standard QE validation, with pre-merge tests unless stated otherwise.
  • [ ] Regression tests only (e.g. refactoring with no user-facing change).
  • [x] No QE (e.g. trivial change with high reviewer's confidence, or per agreement with the QE team).

[openshift-ci[bot]]

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[codecov[bot]]

Codecov Report

Attention: Patch coverage is 16.27907% with 36 lines in your changes missing coverage. Please review.

Project coverage is 65.12%. Comparing base (915552b) to head (2c7f28e).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #685 +/- ## ======================================= Coverage 65.12% 65.12% ======================================= Files 107 107 Lines 6844 6844 ======================================= Hits 4457 4457 Misses 2070 2070 Partials 317 317 ``` | [Flag](https://app.codecov.io/gh/netobserv/flowlogs-pipeline/pull/685/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netobserv) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/netobserv/flowlogs-pipeline/pull/685/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netobserv) | `65.12% <16.27%> (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=netobserv#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files](https://app.codecov.io/gh/netobserv/flowlogs-pipeline/pull/685?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netobserv) | Coverage Δ | | |---|---|---| | [pkg/pipeline/utils/timed\_cache.go](https://app.codecov.io/gh/netobserv/flowlogs-pipeline/pull/685?src=pr&el=tree&filepath=pkg%2Fpipeline%2Futils%2Ftimed_cache.go&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netobserv#diff-cGtnL3BpcGVsaW5lL3V0aWxzL3RpbWVkX2NhY2hlLmdv) | `95.06% <100.00%> (ø)` | | | [pkg/pipeline/encode/encode\_prom.go](https://app.codecov.io/gh/netobserv/flowlogs-pipeline/pull/685?src=pr&el=tree&filepath=pkg%2Fpipeline%2Fencode%2Fencode_prom.go&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=netobserv#diff-cGtnL3BpcGVsaW5lL2VuY29kZS9lbmNvZGVfcHJvbS5nbw==) | `40.79% <14.28%> (ø)` | |

[jotak]

superseded by https://github.com/netobserv/flowlogs-pipeline/pull/686