CUDA: Support all and all-major on Visual Studio

The Visual Studio integration's CodeGeneration option only knows how to
generate a -gencode flag, which doesn't recognize all. Add a special case to
pass these two as regular additional flags.

Source/cmVisualStudioGeneratorOptions.cxx

@@ -182,6 +182,10 @@ void cmVisualStudioGeneratorOptions::FixCudaCodeGeneration()
   // First entries for the -arch=<arch> [-code=<code>,...] pair.
   if (!arch.empty()) {
     std::string arch_name = arch[0];
+    if (arch_name == "all" || arch_name == "all-major") {
+      AppendFlagString("AdditionalOptions", "-arch=" + arch_name);
+      return;
+    }
     std::vector<std::string> codes;
     if (!code.empty()) {
       codes = cmTokenize(code[0], ",");