Avoid calling NativeLibrary.Load in RuntimeInformation.OSArchitecture.

Author: teo-tsirpanis

src/libraries/System.Private.CoreLib/src/System/Runtime/InteropServices/RuntimeInformation.Windows.cs

@@ -42,7 +42,8 @@ public static unsafe Architecture OSArchitecture
                     // If we are running an x64 process on a non-x64 windows machine, we will report x64 as OS architecutre.
                     //
                     // IsWow64Process2 is only available on Windows 10+, so we will perform run-time introspection via indirect load
-                    if (NativeLibrary.TryGetExport(NativeLibrary.Load(Interop.Libraries.Kernel32), "IsWow64Process2", out IntPtr isWow64Process2Ptr))
+                    IntPtr kernel32 = Interop.Kernel32.LoadLibraryEx(Interop.Libraries.Kernel32, 0, Interop.Kernel32.LOAD_LIBRARY_SEARCH_SYSTEM32);
+                    if (NativeLibrary.TryGetExport(kernel32, "IsWow64Process2", out IntPtr isWow64Process2Ptr))
                     {
                         ushort processMachine, nativeMachine;
                         var isWow64Process2 = (delegate* unmanaged<IntPtr, ushort*, ushort*, int>)isWow64Process2Ptr;