Localized file check-in by OneLocBuild Task: Build definition ID 9434: Build ID 10439581 (#10876)

* Localized file check-in by OneLocBuild Task: Build definition ID 9434: Build ID 10439581

* bump the version to 17.12.9

---------

Co-authored-by: YuliiaKovalova <[email protected]>

Author: dotnet-bot

eng/Versions.props

@@ -2,7 +2,7 @@
 <!-- Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the MIT license. See License.txt in the project root for full license information. -->
 <Project>
   <PropertyGroup>
-    <VersionPrefix>17.12.8</VersionPrefix><DotNetFinalVersionKind>release</DotNetFinalVersionKind>
+    <VersionPrefix>17.12.9</VersionPrefix><DotNetFinalVersionKind>release</DotNetFinalVersionKind>
     <PackageValidationBaselineVersion>17.11.4</PackageValidationBaselineVersion>
     <AssemblyVersion>15.1.0.0</AssemblyVersion>
     <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>