Release 4.13 (#41440)

Author: tvaron3

sdk/cosmos/azure-cosmos/CHANGELOG.md

@@ -1,6 +1,6 @@
 ## Release History
 
-### 4.12.0b2 (Unreleased)
+### 4.13.0b1 (2025-06-05)
 
 #### Features Added
 * Added ability to set a user agent suffix at the client level. See [PR 40904](https://github.com/Azure/azure-sdk-for-python/pull/40904)

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 = "4.12.0b2"
+VERSION = "4.13.0b1"