WEBDEV-7022 Ensure initial page of results always triggers scroller refresh

[latonv]

Broadens the conditions under which the infinite scroller's results will be refreshed, to always include the initial page of results (even when multiple pages are being loaded in simultaneously).

[github-actions]

PR Preview Action v1.4.8
🚀 Deployed preview to https://internetarchive.github.io/iaux-collection-browser/pr/pr-402/
on branch gh-pages at 2024-10-09 17:51 UTC

[codecov]

Codecov Report

Attention: Patch coverage is 76.36364% with 13 lines in your changes missing coverage. Please review.

Project coverage is 96.19%. Comparing base (99a3dcf) to head (2f2dc44).
Report is 31 commits behind head on main.

Files with missing lines	Patch %	Lines
src/collection-browser.ts	68.29%	13 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #402      +/-   ##
==========================================
- Coverage   96.96%   96.19%   -0.77%     
==========================================
  Files          93       94       +1     
  Lines       15073    15801     +728     
  Branches      728      717      -11     
==========================================
+ Hits        14615    15200     +585     
- Misses        431      573     +142     
- Partials       27       28       +1     

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