Old CAGGs migration to the finalized form

[fabriziomello]

Closes #4424

[codecov[bot]]

Codecov Report

Merging #4552 (4ab158d) into main (cfac68e) will decrease coverage by 0.00%. The diff coverage is 96.07%.

:exclamation: Current head 4ab158d differs from pull request most recent head 57bcfab. Consider uploading reports for the commit 57bcfab to get more accurate results

@@            Coverage Diff             @@
##             main    #4552      +/-   ##
==========================================
- Coverage   90.21%   90.21%   -0.01%     
==========================================
  Files         222      222              
  Lines       41079    41117      +38     
==========================================
+ Hits        37061    37092      +31     
- Misses       4018     4025       +7     

Impacted Files	Coverage Δ
src/chunk.h	100.00% <ø> (ø)
src/planner/planner.h	100.00% <ø> (ø)
src/telemetry/functions.c	4.87% <0.00%> (+0.03%)	:arrow_up:
tsl/src/continuous_aggs/insert.c	90.00% <ø> (ø)
tsl/src/nodes/gapfill/exec.c	97.02% <90.90%> (-0.18%)	:arrow_down:
src/chunk.c	94.59% <100.00%> (+<0.01%)	:arrow_up:
src/copy.c	94.49% <100.00%> (+0.02%)	:arrow_up:
src/func_cache.c	90.42% <100.00%> (ø)
src/nodes/chunk_append/exec.c	93.66% <100.00%> (+0.03%)	:arrow_up:
src/planner/expand_hypertable.c	93.96% <100.00%> (+0.02%)	:arrow_up:
... and 9 more

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