Bump langchain versions

Author: cbornet

libs/e2e-tests/pyproject.llamaindex.toml

@@ -42,9 +42,9 @@ llama-index-multi-modal-llms-gemini = { git = "https://github.com/run-llama/llam
 
 llama-parse = { git = "https://github.com/run-llama/llama_parse.git", branch = "main" }
 
-langchain = "0.2.5"
-langchain-core = "0.2.9"
-langchain-community = "0.2.5"
+langchain = "0.2.7"
+langchain-core = "0.2.12"
+langchain-community = "0.2.7"
 langchain-astradb = "0.3.3"
 langchain-openai = "0.1.8"
 langchain-google-genai = { version = "1.0.6" }

libs/langchain/pyproject.toml

@@ -18,9 +18,9 @@ ragstack-ai-colbert = { version = "1.0.5", optional = true }
 ragstack-ai-knowledge-store = { version = "0.1.0", optional = true }
 
 # langchain
-langchain = "0.2.5"
-langchain-core = "0.2.9"
-langchain-community = "0.2.5"
+langchain = "0.2.7"
+langchain-core = "0.2.12"
+langchain-community = "0.2.7"
 langchain-astradb = "0.3.3"
 langchain-openai = "0.1.8"
 langchain-google-genai = { version = "1.0.6", optional = true }