fix(deps): update dependency next to v14.2.21 [security] (#1088)

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

Author: renovate[bot]

package-lock.json

@@ -25,7 +25,7 @@
     "i18n-iso-countries": "7.13.0",
     "lodash": "4.17.21",
     "moment": "2.30.1",
-    "next": "14.2.20",
+    "next": "14.2.21",
     "node-fetch": "2.7.0",
     "pdf-fontkit": "1.8.9",
     "pdf-lib": "1.17.1",