[$10][MSFT-151] [Challenge Submission Page] File drag and drop container won't have proper identification text for screen readers

[veshu]

Steps to Reproduce

1. Go to https://www.topcoder.com/challenges/30095032/submit
2. Press Tab key till the drag and drop section is selected

Expected Result
Should use proper labeling so that the user can identify the controller

Actual Result
File drag and drop container won't have proper identification text for screen readers

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

WCAG Category: 1. Perceivable
WCAG Level: A
WCAG Success Criterion: 1.3.1 Info and Relationships
Screen Reader Used: JAWS
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%2F58

[ThomasKranitsas]

Contest https://www.topcoder.com/challenges/30096191 has been created for this ticket.

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[ThomasKranitsas]

Contest https://www.topcoder.com/challenges/30096191 has been updated - the new changes has been updated for this ticket.

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[ThomasKranitsas]

Contest https://www.topcoder.com/challenges/30096191 has been updated - it has been assigned to gauravseta.

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[cwdcwd]

Contest https://www.topcoder.com/challenges/30096191 has been updated - it has been assigned to anonymousjaggu.

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[cwdcwd]

Contest https://www.topcoder.com/challenges/30097120 has been created for this ticket.

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[cwdcwd]

Contest https://www.topcoder.com/challenges/30097120 has been updated - it has been assigned to anonymousjaggu.

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[drasticdpk]

Operating System: Windows
Browser: Chrome
URL : https://test-community-app.topcoder-dev.com/challenges/30055274/submit

[tosha5252]

Verified working at https://www.topcoder.com/challenges/30095032/submit

Env: Windows 10
Browsers: Chrome and Edge

[crazyk07]

Payment task has been updated: https://software.topcoder.com/review/actions/ViewProjectDetails?pid=30097120

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