Add tags to namespace creation log

[lucasmdrs]

This PR adds tags information in LoadTest namespace creation log

+ kangal-controller-5c8ddc958d-lw42l › kangal-controller
kangal-controller-5c8ddc958d-lw42l kangal-controller W0920 09:44:05.757815       1 client_config.go:617] Neither --kubeconfig nor --master was specified.  Using the inClusterConfig.  This might not work.
kangal-controller-5c8ddc958d-lw42l kangal-controller {"level":"info","ts":"2023-09-20T09:44:05.758Z","caller":"controller/metrics.go:34","msg":"Running HTTP server...","type":"kangal","address":":8080"}
kangal-controller-5c8ddc958d-lw42l kangal-controller {"level":"info","ts":"2023-09-20T09:44:05.758Z","caller":"controller/loadtest.go:215","msg":"Starting loadtest controller","type":"kangal"}
kangal-controller-5c8ddc958d-lw42l kangal-controller {"level":"info","ts":"2023-09-20T09:44:27.228Z","caller":"controller/loadtest.go:510","msg":"Created new namespace","type":"kangal","loadtest":"loadtest-foiled-dingo","tag1":"value1","tag2":"value2","namespace":"loadtest-foiled-dingo"}

[codecov-commenter]

Codecov Report

Merging #277 (c62eb1f) into master (2f21cf4) will decrease coverage by 0.06%.
The diff coverage is 0.00%.

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@@            Coverage Diff             @@
##           master     #277      +/-   ##
==========================================
- Coverage   56.10%   56.04%   -0.06%     
==========================================
  Files          37       37              
  Lines        4112     4116       +4     
==========================================
  Hits         2307     2307              
- Misses       1682     1686       +4     
  Partials      123      123              

Files Changed	Coverage Δ
pkg/controller/loadtest.go	3.01% <0.00%> (-0.04%)	⬇️