[MM-61969] Fix regression where search suggestion would break when using uppercase letters (#29400)

e2e-tests/playwright/support/ui/components/global_header.ts

@@ -9,6 +9,7 @@ export default class GlobalHeader {
     readonly productSwitchMenu;
     readonly recentMentionsButton;
     readonly settingsButton;
+    readonly searchBox;
 
     constructor(container: Locator) {
         this.container = container;
@@ -16,6 +17,7 @@ export default class GlobalHeader {
         this.productSwitchMenu = container.getByRole('button', {name: 'Product switch menu'});
         this.recentMentionsButton = container.getByRole('button', {name: 'Recent mentions'});
         this.settingsButton = container.getByRole('button', {name: 'Settings'});
+        this.searchBox = container.locator('#searchFormContainer');
     }
 
     async toBeVisible(name: string) {
@@ -36,6 +38,11 @@ export default class GlobalHeader {
         await expect(this.recentMentionsButton).toBeVisible();
         await this.recentMentionsButton.click();
     }
+
+    async openSearch() {
+        await expect(this.searchBox).toBeVisible();
+        await this.searchBox.click();
+    }
 }
 
 export {GlobalHeader};