enhancement: add mongodb driver (#2445)

### Summary

Adds a driver with `unstructured` version information to the MongoDB
driver.

### Testing,

Good to go as long as the MongoDB ingest test run successfully.

CHANGELOG.md

@@ -1,7 +1,10 @@
-## 0.12.3-dev2
+## 0.12.3-dev3
 
 ### Enhancements
 
+* **Driver for MongoDB connector.** Adds a driver with `unstructured` version information to the
+  MongoDB connector.
+
 ### Features
 
 * **Add Databricks Volumes destination connector** Databricks Volumes connector added to ingest CLI.  Users may now use `unstructured-ingest` to write partitioned data to a Databricks Volumes storage service.

unstructured/__version__.py

@@ -1 +1 @@
-__version__ = "0.12.3-dev2"  # pragma: no cover
+__version__ = "0.12.3-dev3"  # pragma: no cover

unstructured/ingest/connector/mongodb.py

@@ -5,6 +5,7 @@ from pathlib import Path
 
 from dataclasses_json.core import Json
 
+from unstructured.__version__ import __version__ as unstructured_version
 from unstructured.ingest.enhanced_dataclass.core import _asdict
 from unstructured.ingest.error import DestinationConnectionError, SourceConnectionError, WriteError
 from unstructured.ingest.interfaces import (
@@ -93,10 +94,15 @@ class SimpleMongoDBConfig(BaseConnectorConfig):
     @requires_dependencies(["pymongo"], extras="mongodb")
     def generate_client(self) -> "MongoClient":
         from pymongo import MongoClient
+        from pymongo.driver_info import DriverInfo
         from pymongo.server_api import ServerApi
 
         if self.uri:
-            return MongoClient(self.uri, server_api=ServerApi(version=SERVER_API_VERSION))
+            return MongoClient(
+                self.uri,
+                server_api=ServerApi(version=SERVER_API_VERSION),
+                driver=DriverInfo(name="unstructured", version=unstructured_version),
+            )
         else:
             return MongoClient(
                 host=self.host,