fix typo + comment cleanup

Author: lmittmann

call_bundle_test.go

@@ -23,15 +23,15 @@ func TestCallBundle(t *testing.T) {
 				BundleHash:        w3.H("0x73b1e258c7a42fd0230b2fd05529c5d4b6fcb66c227783f8bece8aeacdd1db2e"),
 				CoinbaseDiff:      w3.I("20000000000126000"),
 				EthSentToCoinbase: w3.I("20000000000000000"),
-				GasFees:           w3.I("126000"), // XXX
+				GasFees:           w3.I("126000"),
 				StateBlockNumber:  w3.I("5221585"),
 				TotalGasUsed:      42000,
 				Results: []flashbots.CallBundleResult{
 					{
 						CoinbaseDiff:      w3.I("10000000000063000"),
 						EthSentToCoinbase: w3.I("10000000000000000"),
 						FromAddress:       w3.A("0x02A727155aeF8609c9f7F2179b2a1f560B39F5A0"),
-						GasFees:           w3.I("63000"), // XXX
+						GasFees:           w3.I("63000"),
 						GasPrice:          w3.I("476190476193"),
 						GasUsed:           21000,
 						ToAddress:         w3.APtr("0x73625f59CAdc5009Cb458B751b3E7b6b48C06f2C"),

middleware_test.go

@@ -44,7 +44,7 @@ func BenchmarkSign(b *testing.B) {
 
 	for i := 0; i < b.N; i++ {
 		if _, err := authRT.sign(body); err != nil {
-			b.Fatalf("Faild to sign body: %v", err)
+			b.Fatalf("Failed to sign body: %v", err)
 		}
 	}
 }