Support email domain based organization discovery during self-registration.

[Yasasr1]

Purpose

With this pr, the recovery portal will be improved to handle email domain based orgnization discovery for self-registration. Changes are made to the login.jsp, org_discovery.jsp and self-registration-username-request.jsp pages to handle new parameters

Related issue

• https://github.com/wso2/product-is/issues/21608

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 32.02%. Comparing base (d2c7e01) to head (f77acad). Report is 36 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #7083 +/- ## ======================================= Coverage 32.02% 32.02% ======================================= Files 41 41 Lines 893 893 Branches 216 220 +4 ======================================= Hits 286 286 Misses 557 557 Partials 50 50 ``` | [Flag](https://app.codecov.io/gh/wso2/identity-apps/pull/7083/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=wso2) | Coverage Δ | | |---|---|---| | [@wso2is/core](https://app.codecov.io/gh/wso2/identity-apps/pull/7083/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=wso2) | `32.02% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=wso2#carryforward-flags-in-the-pull-request-comment) to find out more.

[wso2-jenkins-bot]

🦋 Changeset detected

The changes in this PR will be included in the next version bump.

Not sure what this means? Click here to learn what changesets are.