chore(deps): update dependency @sap/cds to v9.8.4

Author: renovate[bot]

package-lock.json

@@ -22,7 +22,7 @@
     "@cap-js/db-service": "2.8.2",
     "@cap-js/sqlite": "2.1.2",
     "@mdit/plugin-dl": ">=0.22.2",
-    "@sap/cds": "9.7.1",
+    "@sap/cds": "9.8.4",
     "@shikijs/monaco": "^3.21.0",
     "@shikijs/vitepress-twoslash": "^3",
     "@sqlite.org/sqlite-wasm": "3.51.2-build6",