Add config to read TokenType for custom token issuers

[KD23243]

Proposed changes in this pull request

Ability to read the TokenType for custom token issuers.

Related Git Issues

• Property "renew_token_without_revoking_existing" is not being honored causing stuck threads product-is#20994
• JWT token performance issue when renew_token_without_revoking_existing is enabled product-is#21122
• "renew_token_without_revoking_existing" not working for custom jwt token issuers product-is#21355

Related PRs

• Property "renew_token_without_revoking_existing" not being honored causing stuck threads wso2-extensions/identity-inbound-auth-oauth#2625

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 41.04%. Comparing base (85e4e76) to head (f64d8aa).
Report is 4 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6126      +/-   ##
============================================
+ Coverage     40.77%   41.04%   +0.27%     
- Complexity    14474    14654     +180     
============================================
  Files          1772     1775       +3     
  Lines        117761   118353     +592     
  Branches      19116    19203      +87     
============================================
+ Hits          48019    48580     +561     
- Misses        62451    62474      +23     
- Partials       7291     7299       +8     

Flag	Coverage Δ
unit	25.47% <ø> (+0.50%)	⬆️

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