fix(deps): update dependency onnxruntime to v1.21.0 (#2129)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

poetry.lock

@@ -81,7 +81,7 @@ uwsgitop = "^0.12"
 pytest-lazy-fixtures = "^1.1.1"
 pycountry = "^24.6.1"
 qdrant-client = {extras = ["fastembed"], version = "^1.12.0"}
-onnxruntime = "1.20.1"
+onnxruntime = "1.21.0"
 openai = "^1.55.3"
 litellm = "1.61.20"
 langchain = "^0.3.11"