test: complete mine block test in e2e testsuite (paradigmxyz/reth#14849)

Co-authored-by: Arsenii Kulikov <klkvrr@gmail.com>

Author: fgimenez

chainspec/src/lib.rs

@@ -381,6 +381,12 @@ impl From<Genesis> for OpChainSpec {
     }
 }
 
+impl From<ChainSpec> for OpChainSpec {
+    fn from(value: ChainSpec) -> Self {
+        Self { inner: value }
+    }
+}
+
 #[derive(Default, Debug)]
 struct OpGenesisInfo {
     optimism_chain_info: op_alloy_rpc_types::OpChainInfo,

payload/src/payload.rs

@@ -142,6 +142,14 @@ impl<T: Decodable2718 + Send + Sync + Debug> PayloadBuilderAttributes
     }
 }
 
+impl<OpTransactionSigned> From<EthPayloadBuilderAttributes>
+    for OpPayloadBuilderAttributes<OpTransactionSigned>
+{
+    fn from(value: EthPayloadBuilderAttributes) -> Self {
+        Self { payload_attributes: value, ..Default::default() }
+    }
+}
+
 /// Contains the built payload.
 #[derive(Debug, Clone)]
 pub struct OpBuiltPayload<N: NodePrimitives = OpPrimitives> {