chore(deps): bump immer from 8.0.1 to 9.0.1

Bumps [immer](https://github.com/immerjs/immer) from 8.0.1 to 9.0.1.
- [Release notes](https://github.com/immerjs/immer/releases)
- [Commits](https://github.com/immerjs/immer/compare/v8.0.1...v9.0.1)

Signed-off-by: dependabot[bot] <support@github.com>

packages/core/package.json

@@ -48,7 +48,7 @@
     "d3-shape": "^2.0.0",
     "d3-zoom": "^2.0.0",
     "dagre": "^0.8.5",
-    "immer": "^8.0.1",
+    "immer": "^9.0.1",
     "lodash": "^4.17.15",
     "material-table": "^1.69.1",
     "prop-types": "^15.7.2",