CPlusPlus: Remove foreach / Q_FOREACH usage

Task-number: QTCREATORBUG-27464
Change-Id: Idbcedd9f9a2e148cb18e53c9dc0b82b52b372d64
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: hjk <hjk@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

src/libs/cplusplus/PreprocessorEnvironment.cpp

@@ -128,7 +128,7 @@ Macro *Environment::bind(const Macro &macro)
 
 void Environment::addMacros(const QList<Macro> &macros)
 {
-    foreach (const Macro &macro, macros) {
+    for (const Macro &macro : macros) {
         bind(macro);
     }
 }