"Fix #11000 #11001: Add doc_blocks to manifest for nodes and columns

[aranke]

• Fix [Feature] Add docs to depends_on for nodes in manifest.json  #11000 [Feature] Add docs to column info in manifest.json #11001: Add doc_blocks to manifest for nodes and columns
• Fix [Feature] Add docs to depends_on for nodes in manifest.json  #11000 [Feature] Add docs to column info in manifest.json #11001: Add doc_blocks to manifest for nodes and columns

Resolves #

Problem

Solution

Checklist

• I have read the contributing guide and understand what's expected of me.
• I have run this code in development, and it appears to resolve the stated issue.
• This PR includes tests, or tests are not required or relevant for this PR.
• This PR has no interface changes (e.g., macros, CLI, logs, JSON artifacts, config files, adapter interface, etc.) or this PR has already received feedback and approval from Product or DX.
• This PR includes type annotations for new and modified functions.

[github-actions]

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[codecov]

Codecov Report

Attention: Patch coverage is 96.87500% with 1 line in your changes missing coverage. Please review.

Project coverage is 84.70%. Comparing base (31881d2) to head (d2cbb68).

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #11224      +/-   ##
==========================================
- Coverage   88.92%   84.70%   -4.22%     
==========================================
  Files         187      187              
  Lines       24049    24070      +21     
==========================================
- Hits        21386    20389     -997     
- Misses       2663     3681    +1018     

Flag	Coverage Δ
integration	84.70% <96.87%> (-1.61%)	⬇️
unit	?

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Components	Coverage Δ
Unit Tests	84.70% <96.87%> (-4.22%)	⬇️
Integration Tests	84.70% <96.87%> (-1.61%)	⬇️