Fix pip install

Author: kesmit13

notebooks/launch-open-source-apps-with-langchain/notebook.ipynb

@@ -24,19 +24,18 @@
       "outputs": [],
       "source": [
         "%%writefile requirements.txt\n",
-        "jinja2==3.0.3\n",
         "langchain==0.0.339\n",
         "openai==1.3.3\n",
-        "pdf2image\n",
-        "pdfminer\n",
-        "pdfminer.six\n",
-        "pillow_heif\n",
-        "tabulate\n",
-        "tiktoken\n",
-        "unstructured\n",
-        "opencv-python-headless\n",
-        "unstructured.pytesseract\n",
-        "unstructured.inference"
+        "pdf2image==1.0.0\n",
+        "pdfminer==20191125\n",
+        "pdfminer.six==20221105\n",
+        "pillow_heif==0.13.1\n",
+        "tabulate==0.9.0\n",
+        "tiktoken==0.5.1\n",
+        "unstructured==0.11.0\n",
+        "opencv-contrib-python-headless==4.8.1.78\n",
+        "unstructured.pytesseract==0.3.12\n",
+        "unstructured.inference==0.7.15"
       ]
     },
     {