feat: convert download button to stateful button

[omar-sarfraz]

Ticket: ENT-9740

1. Fixed the button hitbox issue caused by negative margin.

Screen.Recording.2025-01-02.at.5.57.15.PM.mov

2. Converted the button to a stateful button.

Screen.Recording.2025-01-03.at.5.22.40.PM.mov

3. Fixed the button's overlapping issue for tablet size screens.

4. Center aligned the "Courses" heading with "See all" link.

Before

After

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

Attention: Patch coverage is 85.71429% with 2 lines in your changes missing coverage. Please review.

Project coverage is 78.11%. Comparing base (9260cbd) to head (07bd502).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...ents/catalogSearchResults/CatalogSearchResults.jsx	0.00%	1 Missing ⚠️
...Components/downloadCsvButton/DownloadCsvButton.jsx	91.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #461      +/-   ##
==========================================
+ Coverage   78.00%   78.11%   +0.10%     
==========================================
  Files          43       43              
  Lines         891      900       +9     
  Branches      241      248       +7     
==========================================
+ Hits          695      703       +8     
- Misses        188      189       +1     
  Partials        8        8              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[mahamakifdar19]

LGTM

[jajjibhai008]

LGTM