[Dashboard] Feature: Chainlist page updates (#5959)

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title: "[Dashboard] Feature: Chainlist page updates"
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Issue Tags:
INFRA-610
INFRA-698
XSOL-1806
XSOL-1824
INFA-676
XSOL-1046
XSOL-1086

## Notes for the reviewer

Updated Chain Page Banners, About, and CTA:
- EVM on Flow Mainnet/Testnet-> All updated
- Lisk Mainnet/Testnet -> Banner update
- Plume Mainnet/Testnet -> Banner update
- Rivalz Mainnet/Testnet -> All updated
- Saakuru Mainnet/Testnet -> All updated
- Viction Mainnet/Testnet -> All updated
- Worldchain Mainnet/Testnet -> All updated
- Soneium Mainnet -> All updated

Adding OP Superchain banner:
- Celo
- Metal L2
- Ozean
- Unichain
- Worldchain
- Sonium

## How to test
Visit the chain pages for each chain.

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## PR-Codex overview
This PR focuses on updating the asset imports and metadata for various blockchain networks, including adding new assets for `Flow`, `Rivalz`, `Saakuru`, `Viction`, and `World Chain`, while removing outdated assets and enhancing descriptions for some blockchain networks.

### Detailed summary
- Added imports for new assets: `flowBanner`, `flowCTA`, `rivalzBanner`, `rivalzCTA`, `saakuruBanner`, `saakuruCTA`, `victionBanner`, `victionCTA`, `worldChainBanner`, `worldChainCTA`.
- Removed imports for deleted assets: `plumev2Banner`, `plumev2CTA`.
- Updated `chainMetaRecord` to include new entries for `Flow`, `Rivalz`, `Saakuru`, `Viction`, and `World Chain`.
- Enhanced descriptions for `Flow`, `Rivalz`, `Saakuru`, and `Viction`.
- Deprecated the `Plume` entries and updated their descriptions.
- Removed commented-out code related to `fhenix` and `metal` CTAs.
- Added gas sponsorship for several blockchain entries.

> ✨ Ask PR-Codex anything about this PR by commenting with `/codex {your question}`

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Author: Joe-Thirdweb