Can enter decimals into 'Maximum Number of Submissions'

[codejamtc]

Steps to reproduce the problem

1. Open https://challenges.topcoder-dev.com/ and login as Admin
2. Select a project from the list 'Test v5 {codejam} - 0001'
3. Click 'Launch New'
4. Select Work Type=Design; Format=Challenge; Name=Test
5. Click 'Continue Set-Up'
6. Set Maximum Number of Submissions : 50.5
7. Click Save Draft

Actual behavior

• Can enter decimals into 'Maximum Number of Submissions'

Expected behavior

• Should restrict decimals

Environment

- OS: HP 15-dw1xxx 15.6 inch; Window 10
- Browser (w/version): Chrome 85.0.4183.83
- User role (client, copilot or manager): Admin
- Account used: TonyJ

[maxceem]

Also can enter any text:

[maxceem]

Done via https://github.com/topcoder-platform/work-manager/pull/921/files

• Only allow entering numbers during the challenge editing.

[lakshmiathreya]

Field validation verified in Prod - only whole numbers allowed now - string and decimals not allowed.