fix(autosuggestbox): fix suggestion flyout not opening on user input …

…using managed skia textbox

src/Uno.UI/UI/Xaml/Controls/TextBox/TextBox.cs

@@ -290,7 +290,7 @@ protected virtual void OnTextChanged(DependencyPropertyChangedEventArgs e)
 
 			RaiseTextChanging();
 
-			if (!_isInputModifyingText)
+			if (!_isInputModifyingText || IsSkiaTextBox)
 			{
 				_textBoxView?.SetTextNative(Text);
 			}
@@ -1250,7 +1250,7 @@ public void PasteFromClipboard()
 #else
 				{
 #endif
-					Text = currentText;
+					ProcessTextInput(currentText);
 				}
 #if __SKIA__
 				finally

src/Uno.UI/UI/Xaml/Controls/TextBox/TextBox.skia.cs

@@ -448,7 +448,7 @@ partial void OnKeyDownPartial(KeyRoutedEventArgs args)
 		{
 			_clearHistoryOnTextChanged = false;
 			_pendingSelection = (selectionStart, selectionLength);
-			Text = text;
+			ProcessTextInput(text);
 			_clearHistoryOnTextChanged = true;
 		}
 		_suppressCurrentlyTyping = false;
@@ -1283,11 +1283,11 @@ public void Undo()
 				_pendingSelection = currentAction.SelectionEndsAtTheStart ?
 					(currentAction.SelectionStart + currentAction.SelectionLength, -currentAction.SelectionLength) :
 					(currentAction.SelectionStart, currentAction.SelectionLength);
-				Text = r.OldText;
+				ProcessTextInput(r.OldText);
 				break;
 			case DeleteAction d:
 				_pendingSelection = (d.UndoSelectionStart, d.UndoSelectionLength);
-				Text = d.OldText;
+				ProcessTextInput(d.OldText);
 				break;
 			case SentinelAction:
 				break;
@@ -1321,11 +1321,11 @@ public void Redo()
 		{
 			case ReplaceAction r:
 				_pendingSelection = (r.caretIndexAfterReplacement, 0); // we always have an empty selection here.
-				Text = r.NewText;
+				ProcessTextInput(r.NewText);
 				break;
 			case DeleteAction d:
 				_pendingSelection = (Math.Min(d.UndoSelectionStart, d.UndoSelectionStart + d.UndoSelectionLength), 0);
-				Text = d.NewText;
+				ProcessTextInput(d.NewText);
 				break;
 			case SentinelAction:
 				break;