update Sepolia SystemConfig owner in base-contracts.mdx (#748)

Author: leopoldjoy

docs/base-chain/network-information/base-contracts.mdx

@@ -115,7 +115,7 @@ Certain contracts are mandatory according to the [OP Stack SDK](https://stack.op
 | Output Proposer        | [0x642229f238fb9de03374be34b0ed8d9de80752c5](https://etherscan.io/address/0x642229f238fb9de03374be34b0ed8d9de80752c5) | EOA managed by Coinbase Technologies |
 | Proxy Admin Owner (L1) | [0x7bB41C3008B3f03FE483B28b8DB90e19Cf07595c](https://etherscan.io/address/0x7bB41C3008B3f03FE483B28b8DB90e19Cf07595c) | Gnosis Safe                          |
 | Challenger             | [0x8Ca1E12404d16373Aef756179B185F27b2994F3a](https://etherscan.io/address/0x8Ca1E12404d16373Aef756179B185F27b2994F3a) | EOA managed by Coinbase Technologies |
-| System config owner    | [0x14536667Cd30e52C0b458BaACcB9faDA7046E056](https://etherscan.io/address/0x14536667Cd30e52C0b458BaACcB9faDA7046E056) | Gnosis Safe                          |
+| SystemConfig owner     | [0x14536667Cd30e52C0b458BaACcB9faDA7046E056](https://etherscan.io/address/0x14536667Cd30e52C0b458BaACcB9faDA7046E056) | Gnosis Safe                          |
 | Guardian               | [0x09f7150D8c019BeF34450d6920f6B3608ceFdAf2](https://etherscan.io/address/0x09f7150D8c019BeF34450d6920f6B3608ceFdAf2) | Gnosis Safe                          |
 
 ### Base Testnet (Sepolia)
@@ -127,5 +127,5 @@ Certain contracts are mandatory according to the [OP Stack SDK](https://stack.op
 | Output Proposer        | [0x037637067c1DbE6d2430616d8f54Cb774Daa5999](https://sepolia.etherscan.io/address/0x037637067c1DbE6d2430616d8f54Cb774Daa5999) | EOA managed by Coinbase Technologies |
 | Proxy Admin Owner (L1) | [0x0fe884546476dDd290eC46318785046ef68a0BA9](https://sepolia.etherscan.io/address/0x0fe884546476dDd290eC46318785046ef68a0BA9) | Gnosis Safe                          |
 | Challenger             | [0x8b8c52B04A38f10515C52670fcb23f3C4C44474F](https://sepolia.etherscan.io/address/0x8b8c52B04A38f10515C52670fcb23f3C4C44474F) | EOA managed by Coinbase Technologies |
-| System config owner    | [0x0fe884546476dDd290eC46318785046ef68a0BA9](https://sepolia.etherscan.io/address/0x0fe884546476dDd290eC46318785046ef68a0BA9) | Gnosis Safe                          |
+| SystemConfig owner     | [0x5dfEB066334B67355A15dc9b67317fD2a2e1f77f](https://sepolia.etherscan.io/address/0x5dfEB066334B67355A15dc9b67317fD2a2e1f77f) | Gnosis Safe                          |
 | Guardian               | [0x7a50f00e8D05b95F98fE38d8BeE366a7324dCf7E](https://sepolia.etherscan.io/address/0x7a50f00e8D05b95F98fE38d8BeE366a7324dCf7E) | EOA managed by Coinbase Technologies |