Port fixes from no-graphsync branch

[gammazero]

Context

Fixed a problem where very log ad chains, with frequent updates, were being redundantly processed by multiple workers during the building of the ordered provider ad stacks.

Proposed Changes

• Do not process ad chain if not done with previous for provider
• Improved log messages

Tests

Modified existing tests to work with changed logic

Revert Strategy

Change is safe to revert.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 66.10169% with 40 lines in your changes are missing coverage. Please review.

Project coverage is 44.42%. Comparing base (7326008) to head (995608d).
Report is 7 commits behind head on main.

Files	Patch %	Lines
internal/ingest/ingest.go	76.47%	18 Missing and 6 partials ⚠️
internal/registry/registry.go	0.00%	13 Missing ⚠️
command/daemon.go	0.00%	3 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2583      +/-   ##
==========================================
- Coverage   45.00%   44.42%   -0.58%     
==========================================
  Files          95       93       -2     
  Lines       11320    11221      -99     
==========================================
- Hits         5094     4985     -109     
- Misses       5623     5633      +10     
  Partials      603      603              

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