[Storage] Add Changelog for fixing "BlobContainerClient constructor to set clientSideEncryptionOptions" (Azure#45281)

* Added Changelog

* Specified which ctor

* removed typo

Author: nickliu-msft

sdk/storage/Azure.Storage.Blobs/CHANGELOG.md

@@ -7,6 +7,7 @@
 ### Breaking Changes
 
 ### Bugs Fixed
+- Fixed \[BUG\] BlobContainerClient(connectionString, blobContainerName, options) ctor to set clientSideEncryptionOptions #44623
 
 ### Other Changes