[Cosmos] update versions for release (#44193)

* version upgrades for release

* add bugfix changelog

Author: simorenoh

sdk/cosmos/azure-cosmos/CHANGELOG.md

@@ -1,13 +1,11 @@
 ## Release History
 
-### 4.14.3 (Unreleased)
+### 4.15.0b1 (2025-11-26)
 
 #### Features Added
 * Added support for Per Partition Automatic Failover. To enable this feature, you must follow the guide [here](https://learn.microsoft.com/azure/cosmos-db/how-to-configure-per-partition-automatic-failover). See [PR 41588](https://github.com/Azure/azure-sdk-for-python/pull/41588).
 * Added support for AvailabilityStrategy to help improve request latency and availability in multi-region deployments. See [PR 42584](https://github.com/Azure/azure-sdk-for-python/pull/42584)
 
-#### Breaking Changes
-
 #### Bugs Fixed
 * Fixed bug where client timeout/read_timeout values were not properly enforced[PR 42652](https://github.com/Azure/azure-sdk-for-python/pull/42652).
 * Fixed bug when passing in None for some option in `query_items` would cause unexpected errors. See [PR 44098](https://github.com/Azure/azure-sdk-for-python/pull/44098)

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 = "4.14.3"
+VERSION = "4.15.0b1"

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 :: 5 - Production/Stable",
+        "Development Status :: 4 - Beta",
         "Intended Audience :: Developers",
         "Natural Language :: English",
         "Operating System :: OS Independent",