Adding back-channel logout url for OIDC apps shared with organizations

[hwupathum]

Summary

This pull request adds back-channel logout URL for OIDC applications shared with sub-organizations to send a backchannel logout request to SSO application in the root org.

Related issue

wso2/product-is#22338

[codecov]

Codecov Report

Attention: Patch coverage is 78.57143% with 6 lines in your changes missing coverage. Please review.

Project coverage is 56.65%. Comparing base (c74491e) to head (6500022).
Report is 10 commits behind head on master.

Files with missing lines	Patch %	Lines
...org/wso2/carbon/identity/oauth/dao/OAuthAppDO.java	78.57%	2 Missing and 4 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2699      +/-   ##
============================================
+ Coverage     56.57%   56.65%   +0.07%     
- Complexity     8520     8546      +26     
============================================
  Files           654      654              
  Lines         48311    48390      +79     
  Branches       9657     9788     +131     
============================================
+ Hits          27332    27413      +81     
+ Misses        17098    17081      -17     
- Partials       3881     3896      +15     

Flag	Coverage Δ
unit	39.76% <78.57%> (+0.25%)	⬆️

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PR builder started
Link: https://github.com/wso2/product-is/actions/runs/13227329806

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PR builder completed
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[jenkins-is-staging]

PR builder started
Link: https://github.com/wso2/product-is/actions/runs/13227329806

[jenkins-is-staging]

PR builder completed
Link: https://github.com/wso2/product-is/actions/runs/13227329806
Status: failure

[jenkins-is-staging]

PR builder started
Link: https://github.com/wso2/product-is/actions/runs/13227329806

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PR builder completed
Link: https://github.com/wso2/product-is/actions/runs/13227329806
Status: success

[jenkins-is-staging]

Approving the pull request based on the successful pr build https://github.com/wso2/product-is/actions/runs/13227329806