Bump azure-cosmos in the azure group across 1 directory

Bumps the azure group with 1 update in the / directory: [azure-cosmos](https://github.com/Azure/azure-sdk-for-python).


Updates `azure-cosmos` from 4.16.1 to 4.16.2
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Commits](Azure/azure-sdk-for-python@azure-cosmos_4.16.1...azure-cosmos_4.16.2)

---
updated-dependencies:
- dependency-name: azure-cosmos
  dependency-version: 4.16.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: azure
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

packages/graphrag-storage/pyproject.toml

@@ -31,7 +31,7 @@ classifiers = [
 ]
 dependencies = [
     "aiofiles~=25.1",
-    "azure-cosmos~=4.9",
+    "azure-cosmos~=4.16",
     "azure-identity~=1.25",
     "azure-storage-blob~=12.24",
     "graphrag-common==3.1.0",

packages/graphrag-vectors/pyproject.toml

@@ -31,7 +31,7 @@ classifiers = [
 ]
 dependencies = [
     "azure-core~=1.32",
-    "azure-cosmos~=4.9",
+    "azure-cosmos~=4.16",
     "azure-identity~=1.25",
     "azure-search-documents~=12.0",
     "graphrag-common==3.1.0",