.Net: Version 1.56.0 (#12436)

### Motivation and Context

Bump version number to 1.56.0

### Description

<!-- Describe your changes, the overall approach, the underlying design.
These notes will help understanding how your code works. Thanks! -->

### Contribution Checklist

<!-- Before submitting this PR, please make sure: -->

- [ ] The code builds clean without any errors or warnings
- [ ] The PR follows the [SK Contribution
Guidelines](https://github.com/microsoft/semantic-kernel/blob/main/CONTRIBUTING.md)
and the [pre-submission formatting
script](https://github.com/microsoft/semantic-kernel/blob/main/CONTRIBUTING.md#development-scripts)
raises no violations
- [ ] All unit tests pass, and I have added new tests where possible
- [ ] I didn't break anyone 😄

Author: markwallace-microsoft

dotnet/nuget/nuget-package.props

@@ -1,15 +1,15 @@
 <Project>
   <PropertyGroup>
     <!-- Central version prefix - applies to all nuget packages. -->
-    <VersionPrefix>1.55.0</VersionPrefix>
+    <VersionPrefix>1.56.0</VersionPrefix>
     <PackageVersion Condition="'$(VersionSuffix)' != ''">$(VersionPrefix)-$(VersionSuffix)</PackageVersion>
     <PackageVersion Condition="'$(VersionSuffix)' == ''">$(VersionPrefix)</PackageVersion>
 
     <Configurations>Debug;Release;Publish</Configurations>
     <IsPackable>true</IsPackable>
 
     <!-- Package validation. Baseline Version should be the latest version available on NuGet. -->
-    <PackageValidationBaselineVersion>1.54.0</PackageValidationBaselineVersion>
+    <PackageValidationBaselineVersion>1.55.0</PackageValidationBaselineVersion>
     <!-- Validate assembly attributes only for Publish builds -->
     <NoWarn Condition="'$(Configuration)' != 'Publish'">$(NoWarn);CP0003</NoWarn>
     <!-- Do not validate reference assemblies -->

dotnet/src/SemanticKernel.Core/CompatibilitySuppressions.xml

@@ -8,53 +8,11 @@
     <Right>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Right>
     <IsBaselineSuppression>true</IsBaselineSuppression>
   </Suppression>
-  <Suppression>
-    <DiagnosticId>CP0002</DiagnosticId>
-    <Target>M:Microsoft.SemanticKernel.Data.TextSearchProvider.#ctor(Microsoft.SemanticKernel.Data.ITextSearch,Microsoft.SemanticKernel.Data.TextSearchProviderOptions)</Target>
-    <Left>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Left>
-    <Right>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
-  <Suppression>
-    <DiagnosticId>CP0002</DiagnosticId>
-    <Target>M:Microsoft.SemanticKernel.Memory.Mem0Provider.#ctor(System.Net.Http.HttpClient,Microsoft.SemanticKernel.Memory.Mem0ProviderOptions)</Target>
-    <Left>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Left>
-    <Right>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
-  <Suppression>
-    <DiagnosticId>CP0002</DiagnosticId>
-    <Target>M:Microsoft.SemanticKernel.Memory.WhiteboardProvider.#ctor(Microsoft.Extensions.AI.IChatClient,Microsoft.SemanticKernel.Memory.WhiteboardProviderOptions)</Target>
-    <Left>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Left>
-    <Right>lib/net8.0/Microsoft.SemanticKernel.Core.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
   <Suppression>
     <DiagnosticId>CP0002</DiagnosticId>
     <Target>M:Microsoft.SemanticKernel.AIContextExtensions.AddFromAIContext(System.Collections.Generic.ICollection{Microsoft.SemanticKernel.KernelPlugin},Microsoft.SemanticKernel.AIContext,System.String)</Target>
     <Left>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Left>
     <Right>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Right>
     <IsBaselineSuppression>true</IsBaselineSuppression>
   </Suppression>
-  <Suppression>
-    <DiagnosticId>CP0002</DiagnosticId>
-    <Target>M:Microsoft.SemanticKernel.Data.TextSearchProvider.#ctor(Microsoft.SemanticKernel.Data.ITextSearch,Microsoft.SemanticKernel.Data.TextSearchProviderOptions)</Target>
-    <Left>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Left>
-    <Right>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
-  <Suppression>
-    <DiagnosticId>CP0002</DiagnosticId>
-    <Target>M:Microsoft.SemanticKernel.Memory.Mem0Provider.#ctor(System.Net.Http.HttpClient,Microsoft.SemanticKernel.Memory.Mem0ProviderOptions)</Target>
-    <Left>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Left>
-    <Right>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
-  <Suppression>
-    <DiagnosticId>CP0002</DiagnosticId>
-    <Target>M:Microsoft.SemanticKernel.Memory.WhiteboardProvider.#ctor(Microsoft.Extensions.AI.IChatClient,Microsoft.SemanticKernel.Memory.WhiteboardProviderOptions)</Target>
-    <Left>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Left>
-    <Right>lib/netstandard2.0/Microsoft.SemanticKernel.Core.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
 </Suppressions>