[Snyk] Security upgrade next from 15.0.3 to 15.2.3 (#692)

* fix: packages/demo-nextjs/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-NEXT-9508709

* fix(NOJIRA-123): Update next

---------

Co-authored-by: snyk-bot <[email protected]>
Co-authored-by: vlad.rusu <[email protected]>

Author: 3 people

package.json

@@ -58,7 +58,7 @@
     "jest-transform-css": "^2.1.0",
     "lerna": "^3.22.1",
     "mini-css-extract-plugin": "^1.3.7",
-    "next": "^15.0.3",
+    "next": "^15.2.3",
     "prettier": "^2.2.1",
     "prop-types": "^15.7.2",
     "raw-loader": "^4.0.2",

packages/demo-nextjs/next-env.d.ts

@@ -3,4 +3,4 @@
 /// <reference types="next/navigation-types/compat/navigation" />
 
 // NOTE: This file should not be edited
-// see https://nextjs.org/docs/app/building-your-application/configuring/typescript for more information.
+// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

packages/demo-nextjs/package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@typeform/embed": "5.5.0",
     "@typeform/embed-react": "4.6.0",
-    "next": "^15.0.3",
+    "next": "^15.2.3",
     "react": "^18.3.1",
     "react-dom": "^18.3.1"
   },