Fix lint

Author: amsanghi

eth/tracers/api_test.go

@@ -1019,7 +1019,7 @@ func newTestMergedBackend(t *testing.T, n int, gspec *core.Genesis, generator fu
 		SnapshotLimit:     0,
 		TrieDirtyDisabled: true, // Archive mode
 	}
-	chain, err := core.NewBlockChain(backend.chaindb, cacheConfig, gspec, nil, backend.engine, vm.Config{}, nil, nil)
+	chain, err := core.NewBlockChain(backend.chaindb, cacheConfig, nil, gspec, nil, backend.engine, vm.Config{}, nil, nil)
 	if err != nil {
 		t.Fatalf("failed to create tester chain: %v", err)
 	}

eth/tracers/internal/tracetest/supply_test.go

@@ -557,7 +557,7 @@ func testSupplyTracer(t *testing.T, genesis *core.Genesis, gen func(*core.BlockG
 		return nil, nil, fmt.Errorf("failed to create call tracer: %v", err)
 	}
 
-	chain, err := core.NewBlockChain(rawdb.NewMemoryDatabase(), core.DefaultCacheConfigWithScheme(rawdb.PathScheme), genesis, nil, engine, vm.Config{Tracer: tracer}, nil, nil)
+	chain, err := core.NewBlockChain(rawdb.NewMemoryDatabase(), core.DefaultCacheConfigWithScheme(rawdb.PathScheme), nil, genesis, nil, engine, vm.Config{Tracer: tracer}, nil, nil)
 	if err != nil {
 		return nil, nil, fmt.Errorf("failed to create tester chain: %v", err)
 	}