more replacements of A functions

Signed-off-by: Esteban Papp <81431996+amznestebanpapp@users.noreply.github.com>

Code/Editor/Platform/Windows/Util/Mailer_Windows.cpp

@@ -28,7 +28,7 @@ bool CMailer::SendMail(const char* subject,
     GetCurrentDirectoryW(sizeof(dir), dir);
 
     // Load MAPI dll
-    HMODULE hMAPILib = LoadLibraryA("MAPI32.DLL");
+    HMODULE hMAPILib = LoadLibraryW(L"MAPI32.DLL");
     LPMAPISENDMAIL lpfnMAPISendMail = (LPMAPISENDMAIL) GetProcAddress(hMAPILib, "MAPISendMail");
 
     int numRecipients  = (int)_recipients.size();

Code/Editor/ProcessInfo.cpp

@@ -41,7 +41,7 @@ void LoadPSApi()
 {
     if (!g_hPSAPI)
     {
-        g_hPSAPI = LoadLibraryA("psapi.dll");
+        g_hPSAPI = LoadLibraryW(L"psapi.dll");
 
         if (g_hPSAPI)
         {