chore: bump chroma

pyproject.toml

@@ -55,7 +55,7 @@ dependencies = [
     "langchain-community==0.3.27",
 
     "fake-useragent==2.2.0",
-    "chromadb==0.6.3",
+    "chromadb==1.0.20",
     "pymilvus==2.5.0",
     "qdrant-client==1.14.3",
     "opensearch-py==2.8.0",
@@ -124,7 +124,6 @@ dependencies = [
     "tencentcloud-sdk-python==3.0.1336",
     
     "oracledb>=3.2.0",
-    "posthog==5.4.0",
 
 ]
 readme = "README.md"