chore(deps): update dependency cypress to v15

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -70,7 +70,7 @@
     "@nextcloud/stylelint-config": "^3.1.1",
     "@nextcloud/vite-config": "^1.7.0",
     "@vue/tsconfig": "^0.5.1",
-    "cypress": "^13.6.4",
+    "cypress": "^15.14.1",
     "cypress-downloadfile": "^1.2.4",
     "openapi-typescript": "^7.13.0",
     "typescript": "^5.3.3",