Fix mention of renamed attribute

[c960657]

rails_report_rescued_exceptions was changed to rails.report_rescued_exceptions in #1070. The inline docuentation was copied without updating the attribute name.

[st0012]

Good catch, thx 👍

[codecov]

Codecov Report

Merging #2251 (ce9d202) into master (7702905) will increase coverage by 0.02%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2251      +/-   ##
==========================================
+ Coverage   66.44%   66.47%   +0.02%     
==========================================
  Files         101      101              
  Lines        3797     3797              
==========================================
+ Hits         2523     2524       +1     
+ Misses       1274     1273       -1     

Components	Coverage Δ
sentry-ruby	55.63% <ø> (ø)
sentry-rails	95.05% <ø> (ø)
sentry-sidekiq	94.70% <ø> (ø)
sentry-resque	92.30% <ø> (+1.53%)	⬆️
sentry-delayed_job	95.60% <ø> (ø)
sentry-opentelemetry	100.00% <ø> (ø)

Files	Coverage Δ
sentry-rails/lib/sentry/rails/configuration.rb	97.14% <ø> (ø)

... and 1 file with indirect coverage changes