Add method to drop standard port when getting configuration value

[AmshikaH]

Purpose

Adds method to drop the standard ports, namely 443 for https and 80 for http, when getting configuration value.

Related Issues

• Self Registration failure when setting port to 443 using transport.https.properties config product-is#23196

Related PRs

• Drop standard port in default callback URL value wso2-extensions/identity-governance#927

[codecov]

Codecov Report

Attention: Patch coverage is 60.00000% with 10 lines in your changes missing coverage. Please review.

Project coverage is 46.97%. Comparing base (93dcdb1) to head (5a2e0d5).
Report is 28 commits behind head on master.

Files with missing lines	Patch %	Lines
...g/wso2/carbon/identity/core/util/IdentityUtil.java	60.00%	8 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6600      +/-   ##
============================================
+ Coverage     46.91%   46.97%   +0.05%     
- Complexity    15547    15556       +9     
============================================
  Files          1800     1802       +2     
  Lines        107397   107400       +3     
  Branches      19800    19790      -10     
============================================
+ Hits          50390    50453      +63     
+ Misses        49936    49860      -76     
- Partials       7071     7087      +16     

Flag	Coverage Δ
unit	31.04% <60.00%> (-0.01%)	⬇️

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[sonarqubecloud]

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

[jenkins-is-staging]

PR builder started
Link: https://github.com/wso2/product-is/actions/runs/13802995363

[jenkins-is-staging]

PR builder completed
Link: https://github.com/wso2/product-is/actions/runs/13802995363
Status: failure

[jenkins-is-staging]

PR builder started
Link: https://github.com/wso2/product-is/actions/runs/13804832151

[jenkins-is-staging]

PR builder completed
Link: https://github.com/wso2/product-is/actions/runs/13804832151
Status: success

[jenkins-is-staging]

Approving the pull request based on the successful pr build https://github.com/wso2/product-is/actions/runs/13804832151