Update to JupyterLab 3.0 final packages

Author: jtpio

packages/labextension/package.json

@@ -45,17 +45,17 @@
     "watch:labextension": "jupyter labextension watch ."
   },
   "dependencies": {
-    "@jupyterlab/application": "^3.0.0-rc.10",
-    "@jupyterlab/apputils": "^3.0.0-rc.10",
-    "@jupyterlab/coreutils": "^5.0.0-rc.10",
-    "@jupyterlab/services": "^6.0.0-rc.10",
-    "@jupyterlab/statusbar": "^3.0.0-rc.10",
-    "@jupyterlab/translation": "^3.0.0-rc.10",
+    "@jupyterlab/application": "^3.0.0",
+    "@jupyterlab/apputils": "^3.0.0",
+    "@jupyterlab/coreutils": "^5.0.0",
+    "@jupyterlab/services": "^6.0.0",
+    "@jupyterlab/statusbar": "^3.0.0",
+    "@jupyterlab/translation": "^3.0.0",
     "@lumino/polling": "^1.3.3",
     "typestyle": "^2.0.4"
   },
   "devDependencies": {
-    "@jupyterlab/builder": "^3.0.0-rc.10",
+    "@jupyterlab/builder": "^3.0.0",
     "@typescript-eslint/eslint-plugin": "^4.2.0",
     "@typescript-eslint/parser": "^4.2.0",
     "eslint": "^7.10.0",