remove Base as it does not support fault proofs yet

Author: rafalum

optimism/config.json

@@ -13,20 +13,6 @@
                 "L2_TO_L1_MESSAGE_PASSER": "0x4200000000000000000000000000000000000016"
             },
             "name": "OPTIMISM ETHEREUM MAINNET"
-        },
-        "8453": {
-            "l1_addresses": {
-                "OPTIMISM_PORTAL": "0x49048044D57e1C92A77f79988d21Fa8fAF74E97e",
-                "L1_STANDARD_BRIDGE": "0x3154Cf16ccdb4C6d922629664174b904d80F2C35",
-                "L1_CROSS_CHAIN_MESSENGER": "0x866E82a600A1414e583f7F13623F1aC5d58b0Afa",
-                "L2_OUTPUT_ORACLE": "0x56315b90c40730925ec5485cf004d835058518A0"
-            },
-            "l2_addresses": {
-                "L2_STANDARD_BRIDGE": "0x4200000000000000000000000000000000000010",
-                "L2_CROSS_CHAIN_MESSENGER": "0x4200000000000000000000000000000000000007",
-                "L2_TO_L1_MESSAGE_PASSER": "0x4200000000000000000000000000000000000016"
-            },
-            "name": "BASE ETHEREUM MAINNET"
         }
     },
     "11155111": {
@@ -43,20 +29,6 @@
                 "L2_TO_L1_MESSAGE_PASSER": "0x4200000000000000000000000000000000000016"
             },
             "name": "OPTIMISM ETHEREUM SEPOLIA"
-        },
-        "84532": {
-            "l1_addresses": {
-                "OPTIMISM_PORTAL": "0x49048044D57e1C92A77f79988d21Fa8fAF74E97e",
-                "L1_STANDARD_BRIDGE": "0x3154Cf16ccdb4C6d922629664174b904d80F2C35",
-                "L1_CROSS_CHAIN_MESSENGER": "0x866E82a600A1414e583f7F13623F1aC5d58b0Afa",
-                "L2_OUTPUT_ORACLE": "0x56315b90c40730925ec5485cf004d835058518A0"
-            },
-            "l2_addresses": {
-                "L2_STANDARD_BRIDGE": "0x4200000000000000000000000000000000000010",
-                "L2_CROSS_CHAIN_MESSENGER": "0x4200000000000000000000000000000000000007",
-                "L2_TO_L1_MESSAGE_PASSER": "0x4200000000000000000000000000000000000016"
-            },
-            "name": "BASE ETHEREUM SEPOLIA"
         }
     },
     "900": {