fix(diary) Fixed a multiple focus node issue

lib/presentation/diary/diary_edit_screen/diary_edit_screen.dart

@@ -228,6 +228,8 @@ class DiaryEditScreen extends StatelessWidget {
     List<String> _options =
         state.autocompleteList!.map((dynamic item) => item as String).toList();
     //print(_options);
+    FocusNode? focusNodeName;
+    FocusNode? focusNodeQuantity;
     return Container(
         margin: EdgeInsets.symmetric(horizontal: 16.h),
         padding: EdgeInsets.symmetric(
@@ -309,13 +311,13 @@ class DiaryEditScreen extends StatelessWidget {
                   fieldViewBuilder: (
                     BuildContext context,
                     TextEditingController textEditingController,
-                    FocusNode focusNode,
+                    FocusNode focusNodeName,
                     VoidCallback onFieldSubmitted,
                   ) {
                     return CustomTextFormField(
                       hintText: "Введите название продукта",
                       controller: textEditingController,
-                      focusNode: focusNode,
+                      focusNode: focusNodeName,
                       onChanged: getAutocomplete(context),
                       /*onFieldSubmitted: (String value) {
                     onFieldSubmitted();
@@ -370,6 +372,7 @@ class DiaryEditScreen extends StatelessWidget {
                     width: 146.h,
                     hintText: "Кол-во",
                     textInputAction: TextInputAction.done,
+                    focusNode: focusNodeQuantity,
                     controller: state.productQuantityController,
                     keyboardType: TextInputType.number,
                     inputFormatters: <TextInputFormatter>[digitsOnly],