chore(release): bump version to 0.1.15

Author: github-actions[bot]

python/llama-index-server/pyproject.toml

@@ -26,7 +26,7 @@ license = "MIT"
 name = "llama-index-server"
 packages = [{include = "llama_index/"}]
 readme = "README.md"
-version = "0.1.14"
+version = "0.1.15"
 
 [tool.poetry.dependencies]
 python = ">=3.9,<4.0"