Remove deleted libmpdec header from the Visual Studio build machinery. (GH-20730)

(cherry picked from commit 0c59f44)

Authored-by: Stefan Krah <[email protected]>

Author: miss-islington

PCbuild/_decimal.vcxproj

@@ -118,7 +118,6 @@
     <ClInclude Include="..\Modules\_decimal\libmpdec\typearith.h" />
     <ClInclude Include="..\Modules\_decimal\libmpdec\umodarith.h" />
     <ClInclude Include="..\Modules\_decimal\libmpdec\vccompat.h" />
-    <ClInclude Include="..\Modules\_decimal\libmpdec\vcstdint.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\Modules\_decimal\_decimal.c" />

PCbuild/_decimal.vcxproj.filters

@@ -57,9 +57,6 @@
     <ClInclude Include="..\Modules\_decimal\libmpdec\vccompat.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\Modules\_decimal\libmpdec\vcstdint.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\Modules\_decimal\_decimal.c">
@@ -113,4 +110,4 @@
       <Filter>Source Files</Filter>
     </CustomBuild>
   </ItemGroup>
-</Project>
+</Project>