Merge 'upstream/master' to sync after rel notes update

Author: jyaistMap

guide/02-api-overview/release_notes_201.ipynb

@@ -16,7 +16,7 @@
     "* Adds new [`arcgis.gis.sharing`](/python/api-reference/arcgis.gis.sharing.html) submodule\n",
     "  * [`UserInvitationManager`](/python/api-reference/arcgis.gis.sharing.html#userinvitationmanager)\n",
     "  * [`Invitation`](/python/api-reference/arcgis.gis.sharing.html#invitation)\n",
-    "* Adds _[Typing](https://docs.python.org/3/library/typing/)_ to modules\n",
+    "* Adds _[Typing](https://docs.python.org/3/library/typing.html)_ to modules\n",
     "\n",
     "\n",
     "### [Guides](../)\n",