feat: added support for context cancellation to engine (#5096)

* feat: added support for context cancellation to engine

* misc

* feat: added contexts everywhere

* misc

* misc

* use granular http timeouts and increase http timeout to 30s using multiplier

* track response header timeout in mhe

* update responseHeaderTimeout to 5sec

* skip failing windows test

---------

Co-authored-by: Tarun Koyalwar <tarun@projectdiscovery.io>

pkg/protocols/code/code_test.go

@@ -3,6 +3,7 @@
 package code
 
 import (
+	"context"
 	"testing"
 
 	"github.com/stretchr/testify/require"
@@ -31,7 +32,7 @@ func TestCodeProtocol(t *testing.T) {
 	require.Nil(t, err, "could not compile code request")
 
 	var gotEvent output.InternalEvent
-	ctxArgs := contextargs.NewWithInput("")
+	ctxArgs := contextargs.NewWithInput(context.Background(), "")
 	err = request.ExecuteWithResults(ctxArgs, nil, nil, func(event *output.InternalWrappedEvent) {
 		gotEvent = event.InternalEvent
 	})