Fix: removed usage of subs catalog consolidation feature flag

[mahamakifdar19]

Description

• Removed usage of feature flag introduced here since it is obsolete and we have merged the sub catalogs (business and education) into Subscription.
• Code cleanup for education sub catalog

For all changes

• Ensure adequate tests are in place (or reviewed existing tests cover changes)

Only if submitting a visual change

• Ensure to attach screenshots
• Ensure to have UX team confirm screenshots

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (975df0b) 82.29% compared to head (1c77686) 83.21%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #375      +/-   ##
==========================================
+ Coverage   82.29%   83.21%   +0.91%     
==========================================
  Files          38       38              
  Lines         706      685      -21     
  Branches      228      211      -17     
==========================================
- Hits          581      570      -11     
+ Misses        121      111      -10     
  Partials        4        4              

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[kiram15]

This all looks good! If you're going to be removing all references to the education catalog there's a couple more things: the EDX_FOR_ONLINE_EDU_TITLE and all the education related messages.js files in CatalogSelectionDeck, CatalogSearchResults, CourseCard, and ProgramCard

[jajjibhai008]

LGTM 👍