unrevert(feat(eventuser)): Migrate IssuesByTagProcessor away from EventUser

[NisanthanNanthakumar]

Objective:

Create the for_tags method in the EventUser dataclass. Migrates get_eventuser_callback to use the dataclass.

Unreverts #59672

[codecov]

Codecov Report

Merging #60071 (4a8ac6d) into master (2927744) will increase coverage by 0.15%.
Report is 141 commits behind head on master.
The diff coverage is 93.54%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #60071      +/-   ##
==========================================
+ Coverage   80.61%   80.77%   +0.15%     
==========================================
  Files        5175     5180       +5     
  Lines      227259   227841     +582     
  Branches    38243    38354     +111     
==========================================
+ Hits       183214   184047     +833     
+ Misses      38464    38195     -269     
- Partials     5581     5599      +18     

Files	Coverage Δ
src/sentry/analytics/events/__init__.py	100.00% <100.00%> (ø)
...c/sentry/analytics/events/eventuser_snuba_query.py	100.00% <100.00%> (ø)
src/sentry/data_export/processors/issues_by_tag.py	100.00% <100.00%> (ø)
src/sentry/search/utils.py	84.19% <100.00%> (ø)
src/sentry/utils/eventuser.py	94.28% <92.30%> (+16.65%)	⬆️

... and 135 files with indirect coverage changes

[sentry-io]

Suspect Issues

This pull request was deployed and Sentry observed the following issues:

• ‼️ AssertionError: expected call not found. pytest.runtest.protocol tests/sentry/utils/test... View Issue

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