chore(deps): bump immer from 4.0.1 to 8.0.1

Bumps [immer](https://github.com/immerjs/immer) from 4.0.1 to 8.0.1.
- [Release notes](https://github.com/immerjs/immer/releases)
- [Commits](immerjs/immer@v4.0.1...v8.0.1)

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

packages/frontend/package.json

@@ -23,7 +23,7 @@
     "cube-core": "^2.13.0",
     "datalib": "^1.9.2",
     "fuse.js": "^3.4.6",
-    "immer": "^4.0.1",
+    "immer": "^8.0.1",
     "mocha": "^6.2.0",
     "office-ui-fabric-core": "^11.0.0",
     "office-ui-fabric-react": "^7.155.3",

yarn.lock

@@ -6630,10 +6630,10 @@ immer@8.0.1:
   resolved "https://registry.nlark.com/immer/download/immer-8.0.1.tgz?cache=0&sync_timestamp=1623232631798&other_urls=https%3A%2F%2Fregistry.nlark.com%2Fimmer%2Fdownload%2Fimmer-8.0.1.tgz#9c73db683e2b3975c424fb0572af5889877ae656"
   integrity sha1-nHPbaD4rOXXEJPsFcq9YiYd65lY=
 
-immer@^4.0.1:
-  version "4.0.2"
-  resolved "https://registry.nlark.com/immer/download/immer-4.0.2.tgz?cache=0&sync_timestamp=1623232631798&other_urls=https%3A%2F%2Fregistry.nlark.com%2Fimmer%2Fdownload%2Fimmer-4.0.2.tgz#9ff0fcdf88e06f92618a5978ceecb5884e633559"
-  integrity sha1-n/D834jgb5Jhill4zuy1iE5jNVk=
+immer@^8.0.1:
+  version "8.0.4"
+  resolved "https://registry.yarnpkg.com/immer/-/immer-8.0.4.tgz#3a21605a4e2dded852fb2afd208ad50969737b7a"
+  integrity sha512-jMfL18P+/6P6epANRvRk6q8t+3gGhqsJ9EuJ25AXE+9bNTYtssvzeYbEd0mXRYWCmmXSIbnlpz6vd6iJlmGGGQ==
 
 import-cwd@^2.0.0:
   version "2.1.0"