Update Microsoft.OpenApi versions to 2.0.0 in eng/Versions.props

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

Author: Copilot

eng/Versions.props

@@ -325,8 +325,8 @@
     <XunitExtensibilityCoreVersion>$(XunitVersion)</XunitExtensibilityCoreVersion>
     <XunitExtensibilityExecutionVersion>$(XunitVersion)</XunitExtensibilityExecutionVersion>
     <MicrosoftDataSqlClientVersion>5.2.2</MicrosoftDataSqlClientVersion>
-    <MicrosoftOpenApiVersion>2.0.0-preview.29</MicrosoftOpenApiVersion>
-    <MicrosoftOpenApiYamlReaderVersion>2.0.0-preview.29</MicrosoftOpenApiYamlReaderVersion>
+    <MicrosoftOpenApiVersion>2.0.0</MicrosoftOpenApiVersion>
+    <MicrosoftOpenApiYamlReaderVersion>2.0.0</MicrosoftOpenApiYamlReaderVersion>
     <!-- dotnet tool versions (see also auto-updated DotnetEfVersion property). -->
     <DotnetDumpVersion>6.0.322601</DotnetDumpVersion>
     <DotnetServeVersion>1.10.93</DotnetServeVersion>