Added missing chains for NFT spam detection

Author: jhjhjh94

website/src/pages/en/token-api/evm-nfts/collections.mdx

@@ -12,5 +12,10 @@ The `spam_status` flag indicates if the NFT is likely spam. If status shows `pen
 
 Spam detection is supported for:
 
-- Ethereum Mainnet
+- Arbitrum One
+- Avalanche C-Chain
 - Base Mainnet
+- BSC Mainnet
+- Ethereum Mainnet
+- Optimism Mainnet
+- Polygon Mainnet