Backmerge: #4329 macro cyclic chains disappear from canvas when switc…

…hing to sequence mode (#4551)

* - backmerge #4329 - Macro: Cyclic chains disappear from canvas when switching to sequence mode from release/2.20

* - fix cycled linker draw in sequence mode

* -fix fillSubChains for linker

* -fix incorrect bonds render

* - feat update cycled linker screenshot

* -fix removed test

* -fix unnecessary monomer type check in fillSubChains method

ketcher-autotests/tests/Macromolecule-editor/Sequence-Mode/sequence-mode.spec.ts

@@ -11,6 +11,7 @@ import {
   selectFlexLayoutModeTool,
   clickUndo,
   startNewSequence,
+  moveMouseAway,
   waitForRender,
   switchSequenceEnteringType,
   SequenceType,
@@ -258,6 +259,25 @@ test.describe('Sequence Mode', () => {
     await takeEditorScreenshot(page);
   });
 
+  test('Open monomers cyclic chains and switch to sequence mode', async ({
+    page,
+  }) => {
+    /*
+    Related bug: #4329 - Open monomers cyclic chains and switch to sequence mode
+    */
+    const ZOOM_OUT_VALUE = 400;
+    const SCROLL_DOWN_VALUE = 100;
+
+    await openFileAndAddToCanvasMacro('KET/monomers-cyclic-chains.ket', page);
+    await selectSequenceLayoutModeTool(page);
+    await takeEditorScreenshot(page);
+    await selectSnakeLayoutModeTool(page);
+    await zoomWithMouseWheel(page, ZOOM_OUT_VALUE);
+    await scrollDown(page, SCROLL_DOWN_VALUE);
+    await moveMouseAway(page);
+    await takeEditorScreenshot(page);
+  });
+
   const testData = [
     {
       description: