feat(llc): Add classes for Dio Http client

[renefloor]

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• I have signed the Stream CLA (required).
• The code changes follow best practices
• Code changes are tested (add some information if not applicable)

Description of the pull request

This adds classes and helper methods for the http calls using Dio.

[codecov]

Codecov Report

❌ Patch coverage is 54.19580% with 131 lines in your changes missing coverage. Please review.
✅ Project coverage is 32.80%. Comparing base (6273bb5) to head (3dc2b2b).
⚠️ Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
...ackages/stream_core/lib/src/logger/stream_log.dart	1.69%	58 Missing ⚠️
...stream_core/lib/src/logger/impl/tagged_logger.dart	0.00%	17 Missing ⚠️
...s/stream_core/lib/src/errors/stream_api_error.dart	38.09%	13 Missing ⚠️
...ages/stream_core/lib/src/logger/stream_logger.dart	7.69%	12 Missing ⚠️
...ackages/stream_core/lib/src/api/token_manager.dart	9.09%	10 Missing ⚠️
packages/stream_core/lib/src/api/http_client.dart	90.14%	7 Missing ⚠️
...m_core/lib/src/api/system_environment_manager.dart	73.33%	4 Missing ⚠️
.../stream_core/lib/src/errors/stream_error_code.dart	57.14%	3 Missing ⚠️
...ream_core/lib/src/ws/client/web_socket_client.dart	0.00%	3 Missing ⚠️
...ore/lib/src/api/interceptors/auth_interceptor.dart	96.29%	1 Missing ⚠️
... and 3 more

❌ Your patch status has failed because the patch coverage (54.19%) is below the target coverage (80.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff              @@
##              main       #4       +/-   ##
============================================
- Coverage   100.00%   32.80%   -67.20%     
============================================
  Files            1       30       +29     
  Lines            1      695      +694     
============================================
+ Hits             1      228      +227     
- Misses           0      467      +467     

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