[Backport 2.x] feat: card section and dashboards section UX improvements

[opensearch-trigger-bot]

Backport a258bd6 from #7693.

[github-actions]

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[codecov]

Codecov Report

Attention: Patch coverage is 59.25926% with 11 lines in your changes missing coverage. Please review.

Project coverage is 63.87%. Comparing base (3835fc2) to head (c9e9b67).
Report is 2 commits behind head on 2.x.

Files	Patch %	Lines
...ent/public/components/card_container/card_list.tsx	0.00%	6 Missing and 1 partial ⚠️
...tent_management/public/components/section_input.ts	80.00%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##              2.x    #7779   +/-   ##
=======================================
  Coverage   63.87%   63.87%           
=======================================
  Files        3655     3655           
  Lines       81045    81059   +14     
  Branches    12894    12899    +5     
=======================================
+ Hits        51769    51780   +11     
+ Misses      26153    26110   -43     
- Partials     3123     3169   +46     

Flag	Coverage Δ
Linux_1	30.10% <7.40%> (-0.01%)	⬇️
Linux_2	55.95% <ø> (ø)
Linux_3	40.54% <59.25%> (+0.01%)	⬆️
Linux_4	31.46% <7.40%> (-0.01%)	⬇️
Windows_1	30.12% <7.40%> (-0.01%)	⬇️
Windows_2	55.91% <ø> (ø)
Windows_3	40.53% <59.25%> (+<0.01%)	⬆️
Windows_4	31.46% <7.40%> (-0.01%)	⬇️

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