fix(material_social): use cards_dir to build cards url for page

[kanru]

This should fix #319

The path building is based on https://github.com/squidfunk/mkdocs-material/blob/396c493f4774fa0bafeada5d0b555d02193557e8/src/plugins/social/plugin.py#L339-L362

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.46%. Comparing base (c2525f5) to head (0370428).
Report is 17 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #354      +/-   ##
==========================================
+ Coverage   81.12%   81.46%   +0.34%     
==========================================
  Files          11       11              
  Lines         747      750       +3     
  Branches      125      124       -1     
==========================================
+ Hits          606      611       +5     
+ Misses         97       96       -1     
+ Partials       44       43       -1     

Flag	Coverage Δ
unittests	81.46% <100.00%> (+0.34%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...lugin/integrations/theme_material_social_plugin.py	76.61% <100.00%> (+2.23%)	⬆️

... and 3 files with indirect coverage changes

[Guts]

Hi @kanru ,

Thanks for your PR!

Sorry, CI was broken so I've fixed it in #357. Can you rebase your branch on origin/main please?

Can you also apply contributing guidelines, to make pre-commit.ci happy? I'll review it once everything is green here :).

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[kanru]

@Guts done!