include: Fix type redefinitions in IDL files.

include/d3d10.idl

diff --git a/include/d3d10.idl b/include/d3d10.idl
index 4e5292f..120f884 100644
--- a/include/d3d10.idl
+++ b/include/d3d10.idl
@@ -676,7 +676,7 @@
     UINT UnusedField_NothingToDefine;
 } D3D10_TEX2DMS_SRV;
 
-typedef struct D3D10_TEX2DMS_ARRAY_RTV {
+typedef struct D3D10_TEX2DMS_ARRAY_SRV {
     UINT FirstArraySlice;
     UINT ArraySize;
 } D3D10_TEX2DMS_ARRAY_SRV;