fix: Attribute indicator addition

[AshAman999]

What

• Added indicators on cards to let it be visible that the cards can be tapped

Screenshot

Fixes bug(s)

• Fixes: Opening knowledge panels + attributes is very hard #1668

Part of

[codecov-commenter]

Codecov Report

Merging #1801 (7020287) into develop (2ea0da3) will decrease coverage by 0.90%.
The diff coverage is 2.60%.

@@            Coverage Diff             @@
##           develop   #1801      +/-   ##
==========================================
- Coverage     8.86%   7.95%   -0.91%     
==========================================
  Files          161     169       +8     
  Lines         6623    7563     +940     
==========================================
+ Hits           587     602      +15     
- Misses        6036    6961     +925     

Impacted Files	Coverage Δ
...h_app/lib/cards/category_cards/abstract_cache.dart	0.00% <0.00%> (ø)
...p/lib/cards/category_cards/asset_cache_helper.dart	0.00% <0.00%> (ø)
...p/lib/cards/category_cards/raster_async_asset.dart	0.00% <0.00%> (ø)
...oth_app/lib/cards/category_cards/raster_cache.dart	0.00% <0.00%> (ø)
..._app/lib/cards/category_cards/svg_async_asset.dart	0.00% <0.00%> (ø)
...smooth_app/lib/cards/category_cards/svg_cache.dart	0.00% <0.00%> (ø)
...es/smooth_app/lib/cards/data_cards/score_card.dart	4.54% <0.00%> (-0.22%)	⬇️
...t_cards/knowledge_panels/knowledge_panel_card.dart	0.00% <0.00%> (ø)
...t_cards/knowledge_panels/knowledge_panel_page.dart	0.00% <0.00%> (ø)
...knowledge_panels/knowledge_panel_summary_card.dart	0.00% <ø> (ø)
... and 76 more

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[M123-dev]

Looks good, thanks @AshAman999