Refactor the autodetect module to reduce the number of writes/reads in viper configuration

[iblancasa]

Which problem is this PR solving?

• Mitigates to fatal error: concurrent map read and map write #1983

Short description of the changes

• Reduce the number of read/writes to viper in the different functions
• The version of the autoscaling and cronjob APIs is checked just in the start

Note this is the first PR to fix the #1983 issue.

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.02% 🎉

Comparison is base (021efc7) 87.66% compared to head (3b60e3c) 87.68%.

❗ Current head 3b60e3c differs from pull request most recent head 1671d77. Consider uploading reports for the commit 1671d77 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2274      +/-   ##
==========================================
+ Coverage   87.66%   87.68%   +0.02%     
==========================================
  Files         100      100              
  Lines        6973     6985      +12     
==========================================
+ Hits         6113     6125      +12     
  Misses        656      656              
  Partials      204      204              

Files Changed	Coverage Δ
pkg/autodetect/main.go	86.66% <100.00%> (+0.65%)	⬆️

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[iblancasa]

/retest