ref: unify the signature of get_tag_values

[asottile-sentry]

fixes a few issues when upgrading mypy to 1.11.0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.15%. Comparing base (2118b23) to head (bf366eb).
Report is 29 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #74681   +/-   ##
=======================================
  Coverage   78.15%   78.15%           
=======================================
  Files        6724     6724           
  Lines      299920   299968   +48     
  Branches    51593    51611   +18     
=======================================
+ Hits       234401   234452   +51     
+ Misses      59198    59191    -7     
- Partials     6321     6325    +4     

Files	Coverage Δ
src/sentry/plugins/bases/tag.py	100.00% <100.00%> (ø)
...rc/sentry/plugins/sentry_interface_types/models.py	92.30% <100.00%> (ø)
src/sentry/plugins/sentry_urls/models.py	88.23% <100.00%> (ø)
src/sentry/plugins/sentry_useragents/models.py	68.33% <100.00%> (ø)

... and 28 files with indirect coverage changes