Fix: cypress `toasts/analytics-toast.spec.ts` failures (#11153)

* Revert "skip broken analytics tests (#11144)"

This reverts commit 83ee1946ea.

* reset window notification permission between tets

cypress/e2e/settings/security-user-settings-tab.spec.ts

@@ -25,7 +25,7 @@ describe("Security user settings tab", () => {
         cy.stopHomeserver(homeserver);
     });
 
-    describe.skip("with posthog enabled", () => {
+    describe("with posthog enabled", () => {
         beforeEach(() => {
             // Enable posthog
             cy.intercept("/config.json?cachebuster=*", (req) => {

cypress/e2e/toasts/analytics-toast.spec.ts

@@ -39,7 +39,7 @@ function rejectToast(expectedTitle: string): void {
     });
 }
 
-describe.skip("Analytics Toast", () => {
+describe("Analytics Toast", () => {
     let homeserver: HomeserverInstance;
 
     afterEach(() => {

cypress/support/login.ts

@@ -137,7 +137,14 @@ Cypress.Commands.add(
                 prelaunchFn?.();
 
                 return cy
-                    .visit("/")
+                    .visit("/", {
+                        onBeforeLoad(win) {
+                            // reset notification permissions so we have predictable behaviour
+                            // of notifications toast
+                            // @ts-ignore allow setting default
+                            cy.stub(win.Notification, "permission", "default");
+                        },
+                    })
                     .then(() => {
                         // wait for the app to load
                         return cy.get(".mx_MatrixChat", { timeout: 30000 });