Also downgrade System.Numerics.Vectors for VS (#79548)

Author: dibarbet

eng/Versions.props

@@ -39,7 +39,7 @@
     -->
     <SystemDataSqlClientVersion>4.8.6</SystemDataSqlClientVersion>
     <SystemMemoryVersion>4.6.0</SystemMemoryVersion>
-    <SystemNumericsVectorsVersion>4.6.1</SystemNumericsVectorsVersion>
+    <SystemNumericsVectorsVersion>4.6.0</SystemNumericsVectorsVersion>
     <SystemRuntimeCompilerServicesUnsafeVersion>6.1.0</SystemRuntimeCompilerServicesUnsafeVersion>
     <SystemThreadingTasksExtensionsVersion>4.6.0</SystemThreadingTasksExtensionsVersion>
     <SystemValueTupleVersion>4.5.0</SystemValueTupleVersion>