[flang] Fix "suspicious condition" in C++ usage (#82790)

Address a reported C++ coding "suspicious condition".

Fixes #80807.

Author: klausler

flang/lib/Semantics/data-to-inits.cpp

@@ -524,7 +524,7 @@ static const DerivedTypeSpec *HasDefaultInitialization(const Symbol &symbol) {
                 directs.begin(), directs.end(), [](const Symbol &component) {
                   return !IsAllocatable(component) &&
                       HasDeclarationInitializer(component);
-                })) {
+                }) != directs.end()) {
           return derived;
         }
       }