Move solution and projects to src

src/Ryujinx.HLE/HOS/Applets/SoftwareKeyboard/SoftwareKeyboardUserWord.cs

@@ -0,0 +1,13 @@
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.HLE.HOS.Applets.SoftwareKeyboard
+{
+    /// <summary>
+    /// A structure used by SetUserWordInfo request to the software keyboard.
+    /// </summary>
+    [StructLayout(LayoutKind.Sequential, Size = 0x64)]
+    struct SoftwareKeyboardUserWord
+    {
+        // Unknown
+    }
+}