[MM-45724] Accessibility on ATE unexpectedly able to tab on hidden formatting controls/buttons (#29722)

e2e-tests/cypress/tests/integration/channels/enterprise/accessibility/accessibility_input_fields_spec.ts

@@ -246,7 +246,7 @@ describe('Verify Accessibility Support in different input fields', () => {
             cy.get('#FormattingControl_strike').should('be.focused').and('have.attr', 'aria-label', 'strike through').tab();
 
             // * Verify if the focus is on the hidden controls button
-            cy.get('#HiddenControlsButtonRHS_COMMENT').should('be.focused').and('have.attr', 'aria-label', 'show hidden formatting options').tab();
+            cy.get('#HiddenControlsButtonRHS_COMMENT').should('be.focused').and('have.attr', 'aria-label', 'show hidden formatting options').click().tab();
 
             // * Verify if the focus is on the hidden heading button
             cy.get('#FormattingControl_heading').should('be.focused').and('have.attr', 'aria-label', 'heading').tab();