Update landing page manual

[ketankartoza]

This PR is for the issue #2014

[lgkgh]

Jenkins Build Details:

Build status: SUCCESS Build duration: 2 min 9 sec

[github-actions[bot]]

☂️ Python Coverage

current status: ✅

Overall Coverage

Lines	Covered	Coverage	Threshold	Status
16754	16256	97%	0%	🟢

New Files

No new covered files...

Modified Files

No covered modified files...

updated for commit: b87ad40 by action🐍

[codecov[bot]]

Codecov Report

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

Project coverage is 97.23%. Comparing base (b558a98) to head (b87ad40).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2016 +/- ## ======================================= Coverage 97.23% 97.23% ======================================= Files 373 373 Lines 16556 16556 ======================================= Hits 16098 16098 Misses 458 458 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[lgkgh]

Jenkins Build Details:

Build status: SUCCESS Build duration: 2 min 1 sec

[lgkgh]

Jenkins Build Details:

Build status: SUCCESS Build duration: 2 min 3 sec