fix: payout issue in v2

[bhargavaparoksham]

Fixes: #issue

Description

fix: payout issue in v2

Checklist

This PR:

• Does it add new payout or donation token? In this case, have they been added to the indexer to avoid it to crash?
• Includes only changes relevant to the original ticket. Significant refactoring needs to be separated.
• Doesn't disable eslint rules.
• Doesn't work around the type checker (including but not limited to: type casts, non-null assertions, @ts-ignore, unjustified optional values).
• Doesn't contain commented out code.
• If adding/updating a feature, it adds/updates its test script on Notion.

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
builder	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 16, 2024 4:05am
builder-staging	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 16, 2024 4:05am
explorer	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 16, 2024 4:05am
explorer-staging	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 16, 2024 4:05am
manager	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 16, 2024 4:05am
manager-staging	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 16, 2024 4:05am

[sentry-io]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: packages/common/src/allo/backends/allo-v2.ts

Function	Unhandled Issue
getStrategyAddress	Error: ZkSync era mainnet is not supported getStr... Event Count: 1 Affected Users: 3

---

_{Did you find this useful? React with a 👍 or 👎}

[meglister]

tested at https://manager-git-fix-v2-payout-grants-stack.vercel.app/#/round/11 and verified 1 grantee was showing as paid. i successfully paid out the 2nd grantee and both are showing as paid in the UI