3.56.0: Adds Version Bump and changelog (#5514)

# Pull Request Template

## Description

No contract changes for public release. 

Preview release contract changes: 

<img width="2450" height="1312" alt="image"
src="https://github.com/user-attachments/assets/0798bf46-f7b3-495b-b065-2732931f975e"
/>


## Type of change

Please delete options that are not relevant.

- [] Bug fix (non-breaking change which fixes an issue)
- [] New feature (non-breaking change which adds functionality)
- [] Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [] This change requires a documentation update

## Closing issues

To automatically close an issue: closes #IssueNumber

Author: NaluTripician

Directory.Build.props

@@ -1,7 +1,7 @@
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 	<PropertyGroup>
-		<ClientOfficialVersion>3.55.0</ClientOfficialVersion>
-		<ClientPreviewVersion>3.56.0</ClientPreviewVersion>
+		<ClientOfficialVersion>3.56.0</ClientOfficialVersion>
+		<ClientPreviewVersion>3.57.0</ClientPreviewVersion>
 		<ClientPreviewSuffixVersion>preview.0</ClientPreviewSuffixVersion>
 		<DirectVersion>3.41.2</DirectVersion>
 		<FaultInjectionVersion>1.0.0</FaultInjectionVersion>