test(ui5-multi-combobox): Stabilize test

Author: dimovpetar

packages/main/cypress/specs/MultiComboBox.mobile.cy.tsx

@@ -298,6 +298,11 @@ describe("Items selection", () => {
         cy.get("@input")
             .realClick();
 
+        cy.get("[ui5-multi-combobox]")
+            .shadow()
+            .find<ResponsivePopover>("[ui5-responsive-popover]")
+            .ui5ResponsivePopoverOpened();
+
         cy.get("[ui5-multi-combobox]")
             .find("[ui5-mcb-item]")
             .eq(0)
@@ -331,6 +336,11 @@ describe("Items selection", () => {
             .find("input")
             .realClick();
 
+        cy.get("[ui5-multi-combobox]")
+            .shadow()
+            .find<ResponsivePopover>("[ui5-responsive-popover]")
+            .ui5ResponsivePopoverOpened();
+
         cy.get("[ui5-multi-combobox]")
             .find("[ui5-mcb-item]")
             .eq(0)
@@ -484,6 +494,11 @@ describe("Items selection", () => {
             .find("input")
             .realClick();
 
+        cy.get("[ui5-multi-combobox]")
+            .shadow()
+            .find<ResponsivePopover>("[ui5-responsive-popover]")
+            .ui5ResponsivePopoverOpened();
+
         cy.get("[ui5-multi-combobox]")
             .shadow()
             .find("[ui5-responsive-popover]")
@@ -628,6 +643,11 @@ describe("Eventing", () => {
             .find("input")
             .realClick();
 
+        cy.get("[ui5-multi-combobox]")
+            .shadow()
+            .find<ResponsivePopover>("[ui5-responsive-popover]")
+            .ui5ResponsivePopoverOpened();
+
         cy.get("[ui5-multi-combobox]")
             .find("[ui5-mcb-item]")
             .eq(0)