feat: improve performance of processing async_on_raw_advertisements

[bdraco]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 41.55%. Comparing base (9dbf03c) to head (d47e15f).

Files with missing lines	Patch %	Lines
src/bleak_esphome/backend/scanner.py	75.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #47      +/-   ##
==========================================
+ Coverage   41.40%   41.55%   +0.15%     
==========================================
  Files           9        9              
  Lines         500      503       +3     
  Branches       42       43       +1     
==========================================
+ Hits          207      209       +2     
  Misses        293      293              
- Partials        0        1       +1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[codspeed-hq]

CodSpeed Performance Report

Merging #47 will not alter performance

_{Comparing opt_loop (d47e15f) with main (9dbf03c)}

Summary

✅ 1 untouched benchmarks