Documentation: Update playwright documentation for langchain version >= 0.0.351 (#15260)

- A documentation change in the example listed under:
https://python.langchain.com/docs/integrations/toolkits/playwright
- `create_async_playwright_browser` does not exist under the module:
`langchain.tools.playwright.utils` post >= 0.0.351 version
  - No dependencies to be changed

---------

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>

docs/docs/integrations/toolkits/playwright.ipynb

@@ -37,15 +37,30 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 7,
    "metadata": {
     "tags": []
    },
    "outputs": [],
    "source": [
-    "from langchain.agents.agent_toolkits import PlayWrightBrowserToolkit\n",
+    "from langchain_community.agent_toolkits import PlayWrightBrowserToolkit"
-    "from langchain.tools.playwright.utils import (\n",
+   ]
-    "    create_async_playwright_browser,  # A synchronous browser is available, though it isn't compatible with jupyter.\n",
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Async function to create context and launch browser:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from langchain_community.tools.playwright.utils import (\n",
+    "    create_async_playwright_browser,  # A synchronous browser is available, though it isn't compatible with jupyter.\\n\",\t  },\n",
     ")"
    ]
   },
@@ -328,7 +343,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.12"
+   "version": "3.10.1"
   }
  },
  "nbformat": 4,