forgot to revert the code in one of the test cases

Author: mloit

Tests/web3swiftTests/localTests/web3swiftPromisesTests.swift

@@ -34,9 +34,7 @@ class web3swiftPromisesTests: XCTestCase {
         let txHash = writeResult.hash
         let result = try web3.eth.getTransactionDetailsPromise(txHash).wait()
         print(result)
-        let options = result.transaction.getOptions()
-        let txnGasLimit = options.resolveGasLimit(0)
-        XCTAssert(txnGasLimit == BigUInt(gasLimit))
+        XCTAssert(result.transaction.gasLimit == BigUInt(gasLimit))
     }
 
     func testEstimateGasPromise() throws {