chore: Fix typo PyPi -> PyPI

[edgarrmondragon]

---

📚 Documentation preview 📚: https://meltano-sdk--2825.org.readthedocs.build/en/2825/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.32%. Comparing base (67d1abd) to head (63da011).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2825      +/-   ##
==========================================
+ Coverage   91.29%   91.32%   +0.03%     
==========================================
  Files          62       62              
  Lines        5190     5190              
  Branches      669      669              
==========================================
+ Hits         4738     4740       +2     
+ Misses        319      317       -2     
  Partials      133      133              

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