docs: add kraken chain to EVM sponsored feeds (#578)

Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Co-authored-by: [email protected] <[email protected]>

Author: devin-ai-integration[bot]

pages/price-feeds/sponsored-feeds/evm.mdx

@@ -4,6 +4,7 @@ At the time of writing, the following EVM chains have sponsored price feeds:
 
 - [Ethereum Mainnet](#ethereum-mainnet)
 - [Base Mainnet](#base-mainnet)
+- [Kraken Mainnet](#kraken-mainnet)
 - [Mode Mainnet](#mode-mainnet)
 - [Sonic Mainnet](#sonic-mainnet)
 - [Optimism Sepolia](#optimism-sepolia)
@@ -43,6 +44,22 @@ Update Parameters: **1 hour heartbeat or 1% price deviation**
 | SUI/USD    | `23d7315113f5b1d3ba7a83604c44b94d79f4fd69af77f804fc7f920a6dc65744` |
 | XRP/USD    | `ec5d399846a9209f3fe5881d70aae9268c94339ff9817e8d18ff19fa05eea1c8` |
 
+## Kraken Mainnet
+
+The price feeds listed in the table below are currently sponsored in **Kraken mainnet**.
+
+Update Parameters: **1 hour heartbeat or 1% price deviation**
+
+| Name        | Price Feed Id                                                      |
+| ----------- | ------------------------------------------------------------------ |
+| USDC/USD    | `eaa020c61cc479712813461ce153894a96a6c00b21ed0cfc2798d1f9a9e9c94a` |
+| USDT/USD    | `2b89b9dc8fdf9f34709a5b106b472f0f39bb6ca9ce04b0fd7f2e971688e2e53b` |
+| ETH/USD     | `ff61491a931112ddf1bd8147cd1b641375f79f5825126d665480874634fd0ace` |
+| WETH/USD    | `9d4294bbcd1174d6f2003ec365831e64cc31d9f6f15a2b85399db8d5000960f6` |
+| WSTETH/USD  | `6df640f3b8963d8f8358f791f352b8364513f6ab1cca5ed3f1f7b5448980e784` |
+| BTC/USD     | `e62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415b43` |
+| KBTC/BTC.RR | `5dd5ede8b038c39f015746942820595ed69f30c00c3d3700f01d9ec55e027700` |
+
 ## Mode Mainnet
 
 The price feeds listed in the table below are currently sponsored in **Mode mainnet**.