[deps]: Update sdk-internal to a8a19d3

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
bitwarden-core	dependencies	digest	7080159 -> a8a19d3
bitwarden-crypto	dependencies	digest	7080159 -> a8a19d3

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Configuration

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[bitwarden-bot]

Internal tracking:

• ID: PM-29336
• Link: https://bitwarden.atlassian.net/browse/PM-29336

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 53.64%. Comparing base (acc2529) to head (a1a14f4).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6700   +/-   ##
=======================================
  Coverage   53.63%   53.64%           
=======================================
  Files        1926     1926           
  Lines       85717    85717           
  Branches     7686     7686           
=======================================
+ Hits        45978    45981    +3     
+ Misses      37966    37964    -2     
+ Partials     1773     1772    -1     

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