Restrict sub organization apps with SAML2 inbound protocol

[ShanChathusanda93]

Changes in this PR

• $subject
• Part of the fix for : Support for creating OAuth 2.0 clients inside B2B organizations for B2B API access wso2/product-is#21208
• The sub organization applications can only be created with OAuth2 inbound protocol in this phase. This is to impose the restriction for SAML2 app creation for sub organization applications.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 46.34%. Comparing base (8ab8362) to head (4cd1b94).
Report is 5 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #435      +/-   ##
============================================
- Coverage     46.89%   46.34%   -0.56%     
- Complexity     1343     1347       +4     
============================================
  Files           116      116              
  Lines          9223     9367     +144     
  Branches       1090     1134      +44     
============================================
+ Hits           4325     4341      +16     
- Misses         4294     4422     +128     
  Partials        604      604              

Flag	Coverage Δ
unit	20.16% <100.00%> (+0.60%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.