➕(frontend) add @blocknote/code-block

To reduce the bundles size, the highlight syntax
library is not included in blocknote core anymore.
We need to add a separate dependency in order
to have the code block syntax highlight feature.

src/frontend/apps/impress/package.json

@@ -16,6 +16,7 @@
   },
   "dependencies": {
     "@ag-media/react-pdf-table": "2.0.2",
+    "@blocknote/code-block": "0.29.1",
     "@blocknote/core": "0.29.1",
     "@blocknote/mantine": "0.29.1",
     "@blocknote/react": "0.29.1",