chore: update key funder image (#4698)

### Description

Updates the key funder to include the latest polygon tx overrides added
by #4682

### Drive-by changes

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### Related issues

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- Fixes #[issue number here]
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### Backward compatibility

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### Testing

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typescript/infra/config/environments/mainnet3/funding.ts

@@ -10,7 +10,7 @@ export const keyFunderConfig: KeyFunderConfig<
 > = {
   docker: {
     repo: 'gcr.io/abacus-labs-dev/hyperlane-monorepo',
-    tag: '18c29c8-20241014-133714',
+    tag: '6295693-20241017-095058',
   },
   // We're currently using the same deployer/key funder key as mainnet2.
   // To minimize nonce clobbering we offset the key funder cron