Update evm.mdx (#614)

add sceth

Author: KemarTiti

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

@@ -166,6 +166,7 @@ Update Parameters: **1 hour heartbeat or 1% price deviation**
 | USDT/USD           | `2b89b9dc8fdf9f34709a5b106b472f0f39bb6ca9ce04b0fd7f2e971688e2e53b` |
 | S/USD              | `f490b178d0c85683b7a0f2388b40af2e6f7c90cbe0f96b31f315f08d0e5a2d6d` |
 | SCUSD/USD          | `316b1536978bee10c47b3c74c0b3995aabae973a3351621680a2aa383aca77b8` |
+| SCETH/USD          | `8bb5e69ed1ab19642a0e7e851b1ed7b3579d0548bc8ddd1077b0d9476bb1dabc` |
 | WSTKSCETH/SCETH.RR | `b680422b70915df562e4802bd8679112ff0f6b0a29ec2c3762ae2720eda01e58` |
 | WSTKSCUSD/SCUSD.RR | `caed0964240861da425cf03fae9737473f6f031fb80cbbd73c3fb8cddd7a2204` |
 | STS/S.RR           | `3b14bd355f182fa3a3feeea6824228e1f71e7c221a37bc91e8307280aee6a803` |