Remove unsupported SPANSTATUS.(ERROR|UNSET)

[sl0thentr0py]

Description

The new ERROR and UNSET statuses introduced in #4820 are not supported by relay and caused a regression.

Issues

• resolves: Fix bad SPANSTATUS.ERROR #5060
• resolves: PY-1961

[linear]

PY-1961 Fix bad SPANSTATUS.ERROR

[codecov]

Codecov Report

❌ Patch coverage is 75.00000% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 83.97%. Comparing base (7e06f3f) to head (f0be3a9).
⚠️ Report is 1 commits behind head on master.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
sentry_sdk/integrations/google_genai/__init__.py	25.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5146      +/-   ##
==========================================
- Coverage   84.03%   83.97%   -0.06%     
==========================================
  Files         180      180              
  Lines       18225    18222       -3     
  Branches     3236     3235       -1     
==========================================
- Hits        15315    15302      -13     
- Misses       1921     1929       +8     
- Partials      989      991       +2     

Files with missing lines	Coverage Δ
sentry_sdk/consts.py	99.41% <100.00%> (-0.01%)	⬇️
sentry_sdk/integrations/anthropic.py	82.27% <100.00%> (ø)
...k/integrations/openai_agents/spans/execute_tool.py	86.95% <100.00%> (ø)
sentry_sdk/integrations/openai_agents/utils.py	90.47% <100.00%> (ø)
sentry_sdk/tracing.py	86.22% <100.00%> (-0.03%)	⬇️
sentry_sdk/tracing_utils.py	87.36% <100.00%> (-0.55%)	⬇️
sentry_sdk/integrations/google_genai/__init__.py	52.94% <25.00%> (ø)

... and 2 files with indirect coverage changes