Update app.py

app.py

@@ -23,7 +23,7 @@ def method_get_pdf_text(pdf_docs):
 
 def method_get_text_chunks(text):
     text_splitter = CharacterTextSplitter(
-        separator="\n",
+        separator="\n\n",
         chunk_size=1000,
         chunk_overlap=200,
         length_function=len,