[$10][MSFT-146] [Challenge Feed] User can't focus on the user avatar using tab key

[veshu]

Steps to Reproduce

1. Go to https://www.topcoder.com/challenges
2. Press Tab key until the user avatar is selected

Expected Result
User should be able to focus on the user avatar menu

Actual Result
User can't focus on the user avatar using tab key

Device: Desktop/Labtop
Operating System: Windows
Browser: Chrome

WCAG Category: 2. Operable
WCAG Level: AA
WCAG Success Criterion: 2.4.7 Focus Visible
Screen Reader Used: N/A
Accessibility Audit Tool used: N/A

Attachment
https://topcodermsft-my.sharepoint.com/personal/pd-topcoder_topcodermsft_onmicrosoft_com/Documents/Forms/All.aspx?cid=58da9b68%2Df2a3%2D45d2%2Dbbae%2D15abdfd0865b&FolderCTID=0x0120005C598A51049FC14CBA882E1AEE168F51&sortField=Modified&isAscending=true&id=%2Fpersonal%2Fpd%2Dtopcoder%5Ftopcodermsft%5Fonmicrosoft%5Fcom%2FDocuments%2FMSFT%2DTeams%2DQA%2FJune%202019%2F29%20Jun%2FTest%20Results%2FBug%20Videos%20%26%20Log%20Files%2Fcodejam%2DAccessibility%2F53

[ThomasKranitsas]

Contest https://www.topcoder.com/challenges/30096054 has been created for this ticket.

This is an automated message for thomaskranitsas via Topcoder X

[ThomasKranitsas]

Contest https://www.topcoder.com/challenges/30096054 has been updated - the new changes has been updated for this ticket.

This is an automated message for thomaskranitsas via Topcoder X

[cwdcwd]

Contest https://www.topcoder.com/challenges/30096054 has been updated - it has been assigned to PkDurlabhji.

This is an automated message for lazybaer via Topcoder X

[PrakashDurlabhji]

@veshu this PR also covers this #2933