Log decryption errors separately with Crypto V2

[Anderas]

Log separate errors based on the type of DecryptionError so that it is easier to distinguish and monitor unrelated failure reasons in sentry

[codecov]

Codecov Report

Base: 36.22% // Head: 36.26% // Increases project coverage by +0.03% 🎉

Coverage data is based on head (d0f40f4) compared to base (d70c5af).
Patch coverage: 38.20% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1632      +/-   ##
===========================================
+ Coverage    36.22%   36.26%   +0.03%     
===========================================
  Files          582      582              
  Lines        92316    92408      +92     
  Branches     40130    40163      +33     
===========================================
+ Hits         33444    33508      +64     
- Misses       57872    57900      +28     
  Partials      1000     1000              

Impacted Files	Coverage Δ
...trixSDK/Crypto/CrossSigning/MXCrossSigningV2.swift	21.25% <0.00%> (ø)
...trixSDK/Crypto/CryptoMachine/MXCryptoMachine.swift	0.00% <0.00%> (ø)
MatrixSDK/Crypto/MXCryptoV2.swift	0.81% <0.00%> (+<0.01%)	⬆️
MatrixSDK/Utils/Logs/MXAnalyticsDestination.swift	36.11% <0.00%> (ø)
...s/Crypto/CryptoMachine/MXCryptoProtocolStubs.swift	51.31% <0.00%> (ø)
...pto/KeyBackup/Engine/MXCryptoKeyBackupEngine.swift	47.85% <11.11%> (-1.06%)	⬇️
...o/Algorithms/RoomEvent/MXRoomEventDecryption.swift	57.07% <28.04%> (-11.77%)	⬇️
MatrixSDK/MXSession.m	39.90% <83.33%> (-0.36%)	⬇️
MatrixSDK/Crypto/Data/MXMegolmSessionData.m	76.71% <91.66%> (+2.51%)	⬆️
...chine/MXEventDecryptionResult+DecryptedEvent.swift	84.61% <100.00%> (-3.62%)	⬇️
... and 12 more

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[stefanceriu]

lgtm 👍