chore: introduce a commong klog handling for cmd/nfd-*

[AhmedGrati]

Resolves #1339.

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[AhmedGrati]

/cc @ArangoGutierrez @marquiz

[ArangoGutierrez]

We are in the middle of a release cut, will review once V0.14 is out
Thanks @AhmedGrati for your awesome contribution!
/hold

[AhmedGrati]

@ArangoGutierrez Much appreciated! Also, I've seen that we could externalize handling klog its configuration changes in the config file to pkg/utils/klog. wdyt?

[AhmedGrati]

/retest

[marquiz]

Thanks @AhmedGrati for the PR. Looks pretty clean to me. One comment/question below to think about

[codecov]

Codecov Report

Merging #1341 (7ab6314) into master (2e6a202) will increase coverage by 0.39%.
Report is 4 commits behind head on master.
The diff coverage is 21.62%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1341      +/-   ##
==========================================
+ Coverage   29.57%   29.96%   +0.39%     
==========================================
  Files          56       56              
  Lines        7638     7475     -163     
==========================================
- Hits         2259     2240      -19     
+ Misses       5128     4987     -141     
+ Partials      251      248       -3     

Files Changed	Coverage Δ
pkg/nfd-master/nfd-master.go	45.45% <0.00%> (+0.45%)	⬆️
pkg/utils/klog/klog.go	18.75% <18.75%> (ø)
pkg/nfd-worker/nfd-worker.go	58.16% <33.33%> (+1.24%)	⬆️
cmd/nfd-worker/main.go	58.33% <100.00%> (-5.67%)	⬇️

... and 1 file with indirect coverage changes

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[marquiz]

Good job @AhmedGrati
/assign @ArangoGutierrez

[AhmedGrati]

Thanks for the review @marquiz @ArangoGutierrez.

[ArangoGutierrez]

/hold cancel

[ArangoGutierrez]

/lgtm

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 6ff8187ef32ed638f80e84713d0ab6912f665fcd

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: AhmedGrati, ArangoGutierrez, marquiz

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