docs: update Memgraph docs (#20736)

- **Description:** Memgraph Platform is being run differently now so I
updated this (I am DX engineer from Memgraph).

docs/docs/integrations/graphs/memgraph.ipynb

@@ -19,26 +19,22 @@
     "\n",
     "To complete this tutorial, you will need [Docker](https://www.docker.com/get-started/) and [Python 3.x](https://www.python.org/) installed.\n",
     "\n",
-    "Ensure you have a running `Memgraph` instance. You can download and run it in a local Docker container by executing the following script:\n",
+    "Ensure you have a running Memgraph instance. To quickly run Memgraph Platform (Memgraph database + MAGE library + Memgraph Lab) for the first time, do the following:\n",
+    "\n",
+    "On Linux/MacOS:\n",
     "```\n",
-    "docker run \\\n",
+    "curl https://install.memgraph.com | sh\n",
-    "    -it \\\n",
-    "    -p 7687:7687 \\\n",
-    "    -p 7444:7444 \\\n",
-    "    -p 3000:3000 \\\n",
-    "    -e MEMGRAPH=\"--bolt-server-name-for-init=Neo4j/\" \\\n",
-    "    -v mg_lib:/var/lib/memgraph memgraph/memgraph-platform\n",
     "```\n",
     "\n",
-    "You will need to wait a few seconds for the database to start. If the process is completed successfully, you should see something like this:\n",
+    "On Windows:\n",
     "```\n",
-    "mgconsole X.X\n",
+    "iwr https://windows.memgraph.com | iex\n",
-    "Connected to 'memgraph://127.0.0.1:7687'\n",
-    "Type :help for shell usage\n",
-    "Quit the shell by typing Ctrl-D(eof) or :quit\n",
-    "memgraph>\n",
     "```\n",
     "\n",
+    "Both commands run a script that downloads a Docker Compose file to your system, builds and starts `memgraph-mage` and `memgraph-lab` Docker services in two separate containers. \n",
+    "\n",
+    "Read more about the installation process on [Memgraph documentation](https://memgraph.com/docs/getting-started/install-memgraph).\n",
+    "\n",
     "Now you can start playing with `Memgraph`!"
    ]
   },
@@ -89,7 +85,7 @@
    "id": "95ba37a4",
    "metadata": {},
    "source": [
-    "We're utilizing the Python library [GQLAlchemy](https://github.com/memgraph/gqlalchemy) to establish a connection between our Memgraph database and Python script. To execute queries, we can set up a Memgraph instance as follows:"
+    "We're utilizing the Python library [GQLAlchemy](https://github.com/memgraph/gqlalchemy) to establish a connection between our Memgraph database and Python script. You can establish the connection to a running Memgraph instance with the Neo4j driver as well, since it's compatible with Memgraph. To execute queries with GQLAlchemy, we can set up a Memgraph instance as follows:"
    ]
   },
   {