[NFCi] Fixing build failures on Windows due to std::tie used w/o proper include.

From https://reviews.llvm.org/D81236 /
llvm/llvm-project@55fe7b7

std::tie is used without including <tuple>. This patch includes <tuple>
so that some downstream Windows bots succesfully build.

Author: plotfi

llvm/include/llvm/PassAnalysisSupport.h

@@ -24,6 +24,7 @@
 
 #include "llvm/ADT/SmallVector.h"
 #include <cassert>
+#include <tuple>
 #include <utility>
 #include <vector>