framework: format foreach in scheduler

cyber/scheduler/policy/classic.cc

@@ -40,9 +40,7 @@ std::shared_ptr<CRoutine> ClassicContext::NextRoutine() {
   }
   for (int i = MAX_PRIO - 1; i >= 0; --i) {
     ReadLockGuard<AtomicRWLock> lk(rq_locks_[i]);
-    for (auto it = rq_[i].begin(); it != rq_[i].end(); ++it) {
-      auto cr = (*it);
-
+    for (auto& cr : rq_[i]) {
       if (!cr->Acquire()) {
         continue;
       }

cyber/scheduler/processor.cc

@@ -49,9 +49,8 @@ void Processor::SetAffinity(const std::vector<int> &cpus,
 
   if (cpus.size()) {
     if (!affinity.compare("range")) {
-      for (std::vector<int>::const_iterator it = cpus.begin(), e = cpus.end();
-            it != e; it++) {
-        CPU_SET(*it, &set);
+      for (const auto cpu : cpus) {
+        CPU_SET(cpu, &set);
       }
       pthread_setaffinity_np(thread_.native_handle(), sizeof(set), &set);
     } else if (!affinity.compare("1to1")) {