Don't throw error on arbitrary arguments being passed to capture_event options

[sl0thentr0py]

fixes #2299

[codecov]

Codecov Report

Merging #2301 (1d1f52f) into master (0c06281) will increase coverage by 0.00%.
The diff coverage is 100.00%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2301   +/-   ##
=======================================
  Coverage   98.71%   98.72%           
=======================================
  Files         202      202           
  Lines       13282    13294   +12     
=======================================
+ Hits        13111    13124   +13     
+ Misses        171      170    -1     

Components	Coverage Δ
sentry-ruby	99.09% <100.00%> (+<0.01%)	⬆️
sentry-rails	97.37% <ø> (ø)
sentry-sidekiq	96.98% <ø> (ø)
sentry-resque	97.08% <ø> (+0.32%)	⬆️
sentry-delayed_job	98.91% <ø> (ø)
sentry-opentelemetry	100.00% <ø> (ø)

Files	Coverage Δ
sentry-ruby/lib/sentry/scope.rb	100.00% <ø> (ø)
sentry-ruby/spec/sentry/scope_spec.rb	100.00% <100.00%> (ø)

... and 1 file with indirect coverage changes