feat: add "Voice message deleted" notification

[MartinCupela]

🎯 Goal

Closes REACT-915

Introduces a snackbar notification when the voice recording is eliminated instead of being sent to the server.

🎨 UI Changes

[codecov]

Codecov Report

❌ Patch coverage is 72.72727% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 80.32%. Comparing base (a9feb11) to head (da1f452).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/components/Notifications/Notification.tsx	25.00%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #3045   +/-   ##
=======================================
  Coverage   80.31%   80.32%           
=======================================
  Files         561      561           
  Lines       13098    13105    +7     
  Branches     3413     3413           
=======================================
+ Hits        10520    10526    +6     
- Misses       1912     1913    +1     
  Partials      666      666           

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[github-actions]

Size Change: +296 B (+0.07%)

Total Size: 442 kB

Filename	Size	Change
./dist/cjs/index.js	237 kB	+288 B (+0.12%)
./dist/css/index.css	46.9 kB	+8 B (+0.02%)

ℹ️ View Unchanged

Filename	Size
./dist/audioProcessing-BbOs2wMd.js	1.32 kB
./dist/cjs/emojis.js	2.96 kB
./dist/cjs/mp3-encoder.js	1.27 kB
./dist/css/v2/emoji-mart.css	1.84 kB
./dist/css/v2/emoji-replacement.css	300 B
./dist/css/v2/index.css	39.4 kB
./dist/css/v2/index.layout.css	22.8 kB
./dist/WithAudioPlayback-TERIQpZ6.js	88.3 kB

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