enhance: leverage join misskey multilingual behaviour

[tassoman]

What

Editing link to Join Misskey Instances page

Why

fixes #11907

Additional info (optional)

Well, didn't tested yet, because it's a very small edit.

Checklist

• [x ] Read the contribution guide
• Test working in a local environment
• (If needed) Add story of storybook
• (If needed) Update CHANGELOG.md
• (If possible) Add tests

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (440f314) 78.78% compared to head (a1e9ea4) 78.80%.
Report is 1 commits behind head on develop.

❗ Current head a1e9ea4 differs from pull request most recent head 329fd38. Consider uploading reports for the commit 329fd38 to get more accurate results

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #11908      +/-   ##
===========================================
+ Coverage    78.78%   78.80%   +0.02%     
===========================================
  Files          928      929       +1     
  Lines        98670    98771     +101     
  Branches      7847     7848       +1     
===========================================
+ Hits         77734    77839     +105     
+ Misses       20936    20932       -4     

see 4 files with indirect coverage changes

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

[kakkokari-gtyih]

🙏🙏🙏🙏