[TIR][USMP] further changes for extract buffer info

* attempt 1 to fix windows build

Change-Id: I9269cc23d9c252fbd27f978eb10056900b626e46

Author: manupak

src/tir/usmp/analysis/extract_buffer_info.cc

@@ -129,7 +129,7 @@ void BufferInfoExtractor::VisitStmt_(const AllocateNode* op) {
 
 void BufferInfoExtractor::VisitStmt_(const ForNode* op) {
   ScopeInfo si{
-      .for_loop = GetRef<For>(op),
+      GetRef<For>(op),
   };
   scope_stack.push(si);
   StmtExprVisitor::VisitStmt_(op);