docs: remove spaces in percent pip (#27082)

docs/docs/integrations/document_loaders/airbyte.ipynb

@@ -29,7 +29,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "% pip install -qU langchain-airbyte"
+    "%pip install -qU langchain-airbyte"
    ]
   },
   {

docs/docs/integrations/document_loaders/browserbase.ipynb

@@ -26,7 +26,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "% pip install browserbase"
+    "%pip install browserbase"
    ]
   },
   {

docs/docs/tutorials/local_rag.ipynb

@@ -60,7 +60,7 @@
     "%pip install -qU langchain_ollama\n",
     "\n",
     "# Web Loader\n",
-    "% pip install -qU beautifulsoup4"
+    "%pip install -qU beautifulsoup4"
    ]
   },
   {

docs/docs/versions/migrating_chains/map_reduce_chain.ipynb

@@ -196,7 +196,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "% pip install -qU langgraph"
+    "%pip install -qU langgraph"
    ]
   },
   {