trims_whitespaces_when_creating_folder_windows

When creating a Windows folder via a Godot's dialog, the extra spaces are not removed which causes problems with Windows. We now remove leading and trailing whitespace when creating a dir.

(cherry picked from commit c8538153b08c976f2a0aeba5c7385b8c8766fc62)

editor/editor_file_dialog.cpp

@@ -1105,9 +1105,9 @@ EditorFileDialog::Access EditorFileDialog::get_access() const {
 
 void EditorFileDialog::_make_dir_confirm() {
 
-	Error err = dir_access->make_dir(makedirname->get_text());
+	Error err = dir_access->make_dir(makedirname->get_text().strip_edges());
 	if (err == OK) {
-		dir_access->change_dir(makedirname->get_text());
+		dir_access->change_dir(makedirname->get_text().strip_edges());
 		invalidate();
 		update_filters();
 		update_dir();

scene/gui/file_dialog.cpp

@@ -761,9 +761,9 @@ FileDialog::Access FileDialog::get_access() const {
 
 void FileDialog::_make_dir_confirm() {
 
-	Error err = dir_access->make_dir(makedirname->get_text());
+	Error err = dir_access->make_dir(makedirname->get_text().strip_edges());
 	if (err == OK) {
-		dir_access->change_dir(makedirname->get_text());
+		dir_access->change_dir(makedirname->get_text().strip_edges());
 		invalidate();
 		update_filters();
 		update_dir();