[BUG] Challenge Period Button Showing When Challenge Period Is Pending

[codingshot]

Describe the bug
Challenge button showing up when it shouldn't be

To Reproduce
Steps to reproduce the behavior:

1. Go to oss pot during challenge period
2. See challenge button

Expected behavior
Do not see challenge button until challenge period has started
Screenshots
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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context
Add any other context about the problem here.