more vs project updates

Still failing in the CI, but building successfully locally

sys/windows/vs/makedefs/makedefs.vcxproj

@@ -36,7 +36,6 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="$(RootDir)util\makedefs.c" />
-    <ClCompile Include="$(RootDir)util\panic.c" />
     <ClCompile Include="$(RootDir)src\date.c" />
     <ClCompile Include="$(RootDir)src\monst.c" />
     <ClCompile Include="$(RootDir)src\objects.c" />
@@ -67,4 +66,4 @@
   <Target Name="AfterRebuild">
     <MSBuild Projects="aftermakedefs.proj" Targets="Build" Properties="Configuration=$(Configuration)" />
   </Target>
-</Project>
+</Project>