[Cosmos] update versions for stable release (#34775)

* updates needed

* Update CHANGELOG.md

Author: simorenoh

sdk/cosmos/azure-cosmos/CHANGELOG.md

@@ -1,15 +1,15 @@
 ## Release History
 
-### 4.5.2b6 (Unreleased)
+### 4.6.0 (2024-03-14)
 
 #### Features Added
-
-#### Breaking Changes
+* GA release of hierarchical partitioning, index metrics and transactional batch.
 
 #### Bugs Fixed
 * Keyword arguments were not being passed down for `create_container_if_not_exists()` methods. See [PR 34286](https://github.com/Azure/azure-sdk-for-python/pull/34286).
 
 #### Other Changes
+* Made several updates to the type hints used throughout the SDK for greater detail. See [PR 33269](https://github.com/Azure/azure-sdk-for-python/pull/33269), [PR 33341](https://github.com/Azure/azure-sdk-for-python/pull/33341), [PR 33738](https://github.com/Azure/azure-sdk-for-python/pull/33738).
 
 ### 4.5.2b5 (2024-03-02)
 

sdk/cosmos/azure-cosmos/azure/cosmos/_version.py

@@ -19,4 +19,4 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-VERSION = "4.5.2b6"
+VERSION = "4.6.0"

sdk/cosmos/azure-cosmos/setup.py

@@ -55,7 +55,7 @@
     url="https://github.com/Azure/azure-sdk-for-python",
     keywords="azure, azure sdk",
     classifiers=[
-        "Development Status :: 4 - Beta",
+        "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
         "Natural Language :: English",
         "Operating System :: OS Independent",