chore(docs): update Notification Manager Service documentation

docs/runtime_suite/notification-manager-service/20_configuration.md

@@ -553,6 +553,8 @@ property in the [Users CRUD][crud-users] does not have a value.
 If you use an alphanumeric sender ID please avoid generic names (e.g. SMS, Info...), otherwise the SMS provider may return an error like [*Invalid 'From' Number*][twilio-invalid-number]. Please check the [SMS Service documentation][sms-service] for more details about supported providers. 
 :::
 
+- **email** - `object` (available since version 2.4.4): the configuration for the email channel.
+    - **escapeNewlines** - `string`: escape newlines characters with \<br\> tag in HTML email templates. Disabled by default, available options are: `enabled`, `disabled` (default).
 - **voice** - `object`: the configuration for the outbound calls used for voice notifications.
     - **retryCount** - `integer`: the number of retries that can be made until a timeout is reached if the initial call fails to connect.
   The default retry count is 0 and the maximum count is 2. Any value higher than 2 will be considered 2.

docs/runtime_suite/notification-manager-service/changelog.md

@@ -15,6 +15,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.4.4] 2025-07-28
+
+### Fixed
+
+- Missing notification handlers now don't cause service failure
+
+### Changed
+
+- Disable by default HTML newline escape introduced with v2.4.0 and add `email.escapeNewlines` configuration option to enable it
+
 ## [2.4.3] 2024-12-18
 
 ### Fixed