Remove silly left over from the Windows resize_file implementation.

I didn't notice the problem first because on a non debug build the CRT was
just exiting the process without any message.

llvm-svn: 224139

llvm/lib/Support/Windows/Path.inc

@@ -278,7 +278,6 @@ std::error_code resize_file(int FD, uint64_t Size) {
 #else
   errno_t error = ::_chsize(FD, Size);
 #endif
-  ::close(FD);
   return std::error_code(error, std::generic_category());
 }