fix(APP-3600): Deploying Ethereum DAO stuck on POAP error screen

[Barukimang]

Description

There were several issues:

• Authentication issue: fixed by Jota
• DNS issue for https://poap-claim-app.aragon.org/: fixed by Jota
• POAP error screen: fixed by this PR

Seemed open('poapClaim') was already called in dashboard.tsx

See test video here.

Task: APP-3600

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• I have selected the correct base branch.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• Any dependent changes have been merged and published in downstream modules.
• I have tested my code on the test network.

[cgero-eth]

LGTM, thanks for the fix @Barukimang!