[MM-329] Fix issue of not able to access post button while navigating using tab

[ayusht2810]

Summary

• Fixed the issue of user not able to navigate post button when given option to Create New Meeting or Join Existing Meeting

Ticket Link

68

[codecov[bot]]

Codecov Report

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

Project coverage is 18.47%. Comparing base (7fa5345) to head (180145c).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #352 +/- ## ======================================= Coverage 18.47% 18.47% ======================================= Files 9 9 Lines 1510 1510 ======================================= Hits 279 279 Misses 1180 1180 Partials 51 51 ```

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[ayusht2810]

@mickmister should we merge the above PR?