[Recorder] Toast error if record fails

[imnasnainaec]

Fixes #3319

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This change is 

[codecov]

Codecov Report

Attention: Patch coverage is 14.28571% with 12 lines in your changes missing coverage. Please review.

Project coverage is 74.77%. Comparing base (8802659) to head (41b2c76).
Report is 14 commits behind head on master.

Files with missing lines	Patch %	Lines
src/components/Pronunciations/Recorder.ts	0.00%	6 Missing ⚠️
src/components/Pronunciations/AudioRecorder.tsx	0.00%	5 Missing ⚠️
src/components/Pronunciations/utilities.ts	66.66%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3322      +/-   ##
==========================================
- Coverage   74.77%   74.77%   -0.01%     
==========================================
  Files         278      278              
  Lines       10708    10715       +7     
  Branches     1291     1294       +3     
==========================================
+ Hits         8007     8012       +5     
- Misses       2337     2340       +3     
+ Partials      364      363       -1     

Flag	Coverage Δ
backend	83.99% <ø> (+0.10%)	⬆️
frontend	66.71% <14.28%> (-0.09%)	⬇️

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[jasonleenaylor]

Reviewed 2 of 4 files at r1, 2 of 2 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @imnasnainaec)