refactor(nodebuilder): add archival flag

[walldiss]

Add warning log in preparation of depreciation of experimental-pruning flag

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 51.72414% with 14 lines in your changes missing coverage. Please review.

Project coverage is 45.22%. Comparing base (2469e7a) to head (3db7682).
Report is 358 commits behind head on main.

Files with missing lines	Patch %	Lines
nodebuilder/pruner/flags.go	53.57%	11 Missing and 2 partials ⚠️
cmd/util.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3868      +/-   ##
==========================================
+ Coverage   44.83%   45.22%   +0.39%     
==========================================
  Files         265      311      +46     
  Lines       14620    21884    +7264     
==========================================
+ Hits         6555     9898    +3343     
- Misses       7313    10928    +3615     
- Partials      752     1058     +306     

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[cristaloleg]

SGTM

[renaynay]

Agree with Hlib, let's specify that and also add it to the flag description

[Wondertan]

uTACK

[renaynay]

Thank you @walldiss